#eff991

Color #eff991

A vivid, highly saturated light yellow.

Closest named color Khaki #f0e68c · ΔE 11.07 Nearest Tailwind class lime-200 #d8f999 · ΔE 5.5

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Conversions

HEX

#eff991

RGB

rgb(239, 249, 145)

HSL

hsl(65.8, 89.7%, 77.3%)

HSV / HSB

hsv(65.8, 41.8%, 97.6%)

CMYK

cmyk(4%, 0%, 41.8%, 2.4%)

LAB

lab(95.22, -18.23, 48.68)

LCH

lch(95.22, 51.98, 110.53)

OKLCH

oklch(95.2%, 0.1283, 113.33)

HWB

hwb(65.8, 56.9%, 2.4%)

Harmony colors

Complementary

#9b91f9

Analogous

#f9cf91

#eff991

#bbf991

Triadic

#eff991

#91eff9

#f991ef

Split-complementary

#eff991

#91bbf9

#cf91f9

Tetradic

#eff991

#91f99b

#9b91f9

#f991ef

Square

#eff991

#91f9cf

#9b91f9

#f991bb

Shades

Color #eff991 mixed toward black.

#e6f653

#ddf215

#aabb0a

#717d07

#393e03

Tints

Color #eff991 mixed toward white.

#f2faa3

#f4fbb6

#f7fcc8

#fafdda

#fcfeed

Tones

Color #eff991 mixed toward gray.

#e8f09a

#e1e8a2

#dadfab

#d3d6b4

#cccebc

Accessibility

Aa White text on this color

1.13:1

Aa Black text on this color

18.63:1

Black text reads better on this background (18.63:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#f3f3b2 · ΔE 6.7

Deuteranopia

#f3f2b9 · ΔE 8.3

Tritanopia

#f0c7cb · ΔE 37

Achromatopsia

#f1f1f1 · ΔE 24.1

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #eff991;

Tailwind (arbitrary value)

bg-[#eff991]

Related colors

Ivory #fffff0

Beige #f5f5dc

Light Goldenrod Yellow #fafad2

Light Yellow #ffffe0

Olive #808000

Yellow #ffff00

Frequently asked questions

#eff991 (#eff991) is rgb(239, 249, 145) in RGB.

No, #eff991 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #eff991, or check how it holds up for accessibility.

Generate a palette → Check contrast