#423b18

Color #423b18

A moderately saturated very dark yellow.

Closest named color Dark Olive Green #556b2f · ΔE 25.36 Nearest Tailwind class olive-700 #474739 · ΔE 9.3

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Conversions

HEX

#423b18

RGB

rgb(66, 59, 24)

HSL

hsl(50, 46.7%, 17.6%)

HSV / HSB

hsv(50, 63.6%, 25.9%)

CMYK

cmyk(0%, 10.6%, 63.6%, 74.1%)

LAB

lab(24.8, -2.31, 22.46)

LCH

lch(24.8, 22.58, 95.87)

OKLCH

oklch(35.1%, 0.0529, 98.15)

HWB

hwb(50, 9.4%, 74.1%)

Harmony colors

Complementary

#181f42

Analogous

#422618

#423b18

#344218

Triadic

#423b18

#18423b

#3b1842

Split-complementary

#423b18

#183442

#261842

Tetradic

#423b18

#1f4218

#181f42

#3b1842

Square

#423b18

#184226

#181f42

#421834

Shades

Color #423b18 mixed toward black.

#373114

#2c2710

#211d0c

#161408

#0b0a04

Tints

Color #423b18 mixed toward white.

#75692b

#a9973d

#c7b765

#dacf98

#ece7cc

Tones

Color #423b18 mixed toward gray.

#3e391b

#3b361f

#373422

#343226

#302f29

Accessibility

Aa White text on this color

11.23:1

Aa Black text on this color

1.87:1

White text reads better on this background (11.23:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3f3f24 · ΔE 4.7

Deuteranopia

#3f4026 · ΔE 5.4

Tritanopia

#422b2c · ΔE 21.8

Achromatopsia

#3b3b3b · ΔE 15

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

Code

CSS

background-color: #423b18;

Tailwind (arbitrary value)

bg-[#423b18]

Related colors

Gold #ffd700

Cornsilk #fff8dc

Khaki #f0e68c

Lemon Chiffon #fffacd

Pale Goldenrod #eee8aa

Dark Khaki #bdb76b

Frequently asked questions

#423b18 (#423b18) is rgb(66, 59, 24) in RGB.

No, #423b18 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 #423b18, or check how it holds up for accessibility.

Generate a palette → Check contrast