#42470B#42470B

#42470B is a dark, moderate yellow. Relative luminance 0.057; OKLCH L 38.1% C 0.079 H 114.4°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#42470B
RGB	rgb(66, 71, 11)
HSL	hsl(65, 73%, 16%)
HSV	hsv(65, 85%, 28%)
CMYK	cmyk(7%, 0%, 84.5%, 72.2%)
CIE-LAB	lab(28.61, -10.61, 32.73)
CIE-LCH	lch(28.61, 34.41, 107.96°)
OKLab	oklab(38.1% -0.0326 0.0718)
OKLCH	oklch(38.1% 0.079 114.4)
XYZ	xyz(4.5605, 5.6890, 1.1744)
Luminance	0.0569 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42470B #100B47

analogous

#472E0B #42470B #24470B

triadic

#42470B #0B4247 #470B42

tetradic

#42470B #0B472E #100B47 #470B24

square

#42470B #0B472E #100B47 #470B24

split-complementary

#42470B #0B2447 #2E0B47

monochromatic

#191A04 #191A04 #42470B #737C13 #A5B11B

Accessibility & contrast

On white

9.82

#42470B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#42470B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42470B

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42470B	#FFFFFF	#000000	##FFFFFF
##42470B	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4301

Deuteranopia (green-blind)

#4D4410

Tritanopia (blue-blind)

#47423C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #42470b;
/* rgb */ color: rgb(66, 71, 11);
/* oklch */ color: oklch(38.1% 0.079 114.4);

Tailwind

colors: {
  custom: {
    50: '#797a50',
    500: '#42470b',
    950: '#000000',
  },
}

SCSS

$custom: #42470b;
$custom-light: #797a50;
$custom-dark: #000000;

JSON

{
  "hex": "#42470b",
  "rgb": {
    "r": 66,
    "g": 71,
    "b": 11
  },
  "hsl": {
    "h": 65,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.38097,
    "c": 0.07889,
    "h": 114.4
  },
  "luminance": 0.05689
}

Semantic roles & 50–950 ramp

primary

#42470B

secondary

#322A83

accent

#38F047

background

#F7F7F4

surface

#EEEDE7

border

#C9C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #42470B

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

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