#42390E#42390E

#42390E is a dark, moderate yellow. Relative luminance 0.041; OKLCH L 34.5% C 0.061 H 97.2°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#42390E
RGB	rgb(66, 57, 14)
HSL	hsl(50, 65%, 16%)
HSV	hsv(50, 79%, 26%)
CMYK	cmyk(0%, 13.6%, 78.8%, 74.1%)
CIE-LAB	lab(24.05, -1.83, 27.03)
CIE-LCH	lch(24.05, 27.09, 93.88°)
OKLab	oklab(34.47% -0.0076 0.0604)
OKLCH	oklch(34.47% 0.061 97.2)
XYZ	xyz(3.7893, 4.1164, 1.0103)
Luminance	0.0412 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42390E #0E1742

analogous

#421F0E #42390E #31420E

triadic

#42390E #0E4239 #390E42

tetradic

#42390E #0E421F #0E1742 #420E31

square

#42390E #0E421F #0E1742 #420E31

split-complementary

#42390E #0E3142 #1F0E42

monochromatic

#191605 #191605 #42390E #746519 #A79023

Accessibility & contrast

On white

11.52

#42390E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#42390E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42390E

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42390E	#FFFFFF	#000000	##FFFFFF
##42390E	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3708

Deuteranopia (green-blind)

#423A10

Tritanopia (blue-blind)

#483430

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #42390e;
/* rgb */ color: rgb(66, 57, 14);
/* oklch */ color: oklch(34.5% 0.061 97.2);

Tailwind

colors: {
  custom: {
    50: '#796f4f',
    500: '#42390e',
    950: '#000000',
  },
}

SCSS

$custom: #42390e;
$custom-light: #796f4f;
$custom-dark: #000000;

JSON

{
  "hex": "#42390e",
  "rgb": {
    "r": 66,
    "g": 57,
    "b": 14
  },
  "hsl": {
    "h": 49.615,
    "s": 65,
    "l": 15.686
  },
  "oklch": {
    "l": 0.34467,
    "c": 0.06089,
    "h": 97.2
  },
  "luminance": 0.04116
}

Semantic roles & 50–950 ramp

primary

#42390E

secondary

#2F3C7D

accent

#5DE840

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #42390E

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

Preview Lab → · Contrast checker → · Palette generator →