#42471D#42471D

#42471D is a dark, moderate yellow. Relative luminance 0.058; OKLCH L 38.3% C 0.063 H 115.1°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#42471D
RGB	rgb(66, 71, 29)
HSL	hsl(67, 42%, 20%)
HSV	hsv(67, 59%, 28%)
CMYK	cmyk(7%, 0%, 59.2%, 72.2%)
CIE-LAB	lab(28.78, -9.22, 24.23)
CIE-LCH	lch(28.78, 25.92, 110.83°)
OKLab	oklab(38.29% -0.0266 0.0569)
OKLCH	oklch(38.29% 0.063 115.1)
XYZ	xyz(4.7219, 5.7535, 2.0240)
Luminance	0.0575 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42471D #221D47

analogous

#47371D #42471D #2D471D

triadic

#42471D #1D4247 #471D42

tetradic

#42471D #1D4737 #221D47 #471D2D

square

#42471D #1D4737 #221D47 #471D2D

split-complementary

#42471D #1D2D47 #371D47

monochromatic

#141609 #1A1C0B #42471D #6A722F #939E40

Accessibility & contrast

On white

9.76

#42471D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#42471D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42471D

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42471D	#FFFFFF	#000000	##FFFFFF
##42471D	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4419

Deuteranopia (green-blind)

#4C441F

Tritanopia (blue-blind)

#46433E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #42471d;
/* rgb */ color: rgb(66, 71, 29);
/* oklch */ color: oklch(38.3% 0.063 115.1);

Tailwind

colors: {
  custom: {
    50: '#777a5a',
    500: '#42471d',
    950: '#000000',
  },
}

SCSS

$custom: #42471d;
$custom-light: #777a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#42471d",
  "rgb": {
    "r": 66,
    "g": 71,
    "b": 29
  },
  "hsl": {
    "h": 67.143,
    "s": 42,
    "l": 19.608
  },
  "oklch": {
    "l": 0.38285,
    "c": 0.0628,
    "h": 115.1
  },
  "luminance": 0.05753
}

Semantic roles & 50–950 ramp

primary

#42471D

secondary

#4A447C

accent

#56D265

background

#F7F7F5

surface

#EDEDE9

border

#C8C8C5

text

#090904

muted

#7B7B79

Preview Lab

Preview with #42471D

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

Preview Lab → · Contrast checker → · Palette generator →