#423B0E#423B0E

#423B0E is a dark, moderate yellow. Relative luminance 0.043; OKLCH L 35.0% C 0.063 H 100.3°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#423B0E
RGB	rgb(66, 59, 14)
HSL	hsl(52, 65%, 16%)
HSV	hsv(52, 79%, 26%)
CMYK	cmyk(0%, 10.6%, 78.8%, 74.1%)
CIE-LAB	lab(24.70, -3.10, 27.68)
CIE-LCH	lch(24.70, 27.85, 96.40°)
OKLab	oklab(34.98% -0.0112 0.0618)
OKLCH	oklch(34.98% 0.063 100.3)
XYZ	xyz(3.8902, 4.3181, 1.0439)
Luminance	0.0432 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423B0E #0E1542

analogous

#42210E #423B0E #2F420E

triadic

#423B0E #0E423B #3B0E42

tetradic

#423B0E #0E4221 #0E1542 #420E2F

square

#423B0E #0E4221 #0E1542 #420E2F

split-complementary

#423B0E #0E2F42 #210E42

monochromatic

#191705 #191705 #423B0E #746819 #A79523

Accessibility & contrast

On white

11.27

#423B0E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#423B0E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423B0E

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423B0E	#FFFFFF	#000000	##FFFFFF
##423B0E	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413908

Deuteranopia (green-blind)

#433C11

Tritanopia (blue-blind)

#483632

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423b0e;
/* rgb */ color: rgb(66, 59, 14);
/* oklch */ color: oklch(35.0% 0.063 100.3);

Tailwind

colors: {
  custom: {
    50: '#797050',
    500: '#423b0e',
    950: '#000000',
  },
}

SCSS

$custom: #423b0e;
$custom-light: #797050;
$custom-dark: #000000;

JSON

{
  "hex": "#423b0e",
  "rgb": {
    "r": 66,
    "g": 59,
    "b": 14
  },
  "hsl": {
    "h": 51.923,
    "s": 65,
    "l": 15.686
  },
  "oklch": {
    "l": 0.34978,
    "c": 0.0628,
    "h": 100.3
  },
  "luminance": 0.04318
}

Semantic roles & 50–950 ramp

primary

#423B0E

secondary

#2F397D

accent

#56E840

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423B0E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →