#423C10#423C10

#423C10 is a dark, moderate yellow. Relative luminance 0.044; OKLCH L 35.3% C 0.062 H 101.5°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#423C10
RGB	rgb(66, 60, 16)
HSL	hsl(53, 61%, 16%)
HSV	hsv(53, 76%, 26%)
CMYK	cmyk(0%, 9.1%, 75.8%, 74.1%)
CIE-LAB	lab(25.04, -3.60, 27.05)
CIE-LCH	lch(25.04, 27.29, 97.59°)
OKLab	oklab(35.25% -0.0123 0.0609)
OKLCH	oklch(35.25% 0.062 101.5)
XYZ	xyz(3.9563, 4.4275, 1.1363)
Luminance	0.0443 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423C10 #101642

analogous

#422310 #423C10 #2F4210

triadic

#423C10 #10423C #3C1042

tetradic

#423C10 #104223 #101642 #42102F

square

#423C10 #104223 #101642 #42102F

split-complementary

#423C10 #102F42 #231042

monochromatic

#191606 #191606 #423C10 #73691C #A59628

Accessibility & contrast

On white

11.14

#423C10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#423C10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423C10

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423C10	#FFFFFF	#000000	##FFFFFF
##423C10	1.00	11.14	1.89	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A0A

Deuteranopia (green-blind)

#443C13

Tritanopia (blue-blind)

#483733

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423c10;
/* rgb */ color: rgb(66, 60, 16);
/* oklch */ color: oklch(35.3% 0.062 101.5);

Tailwind

colors: {
  custom: {
    50: '#787151',
    500: '#423c10',
    950: '#000000',
  },
}

SCSS

$custom: #423c10;
$custom-light: #787151;
$custom-dark: #000000;

JSON

{
  "hex": "#423c10",
  "rgb": {
    "r": 66,
    "g": 60,
    "b": 16
  },
  "hsl": {
    "h": 52.8,
    "s": 60.976,
    "l": 16.078
  },
  "oklch": {
    "l": 0.35254,
    "c": 0.06211,
    "h": 101.5
  },
  "luminance": 0.04427
}

Semantic roles & 50–950 ramp

primary

#423C10

secondary

#323B7C

accent

#57E444

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423C10

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

Preview Lab → · Contrast checker → · Palette generator →