#51471F#51471F

#51471F is a dark, muted yellow. Relative luminance 0.064; OKLCH L 39.9% C 0.059 H 95.5°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#51471F
RGB	rgb(81, 71, 31)
HSL	hsl(48, 45%, 22%)
HSV	hsv(48, 62%, 32%)
CMYK	cmyk(0%, 12.3%, 61.7%, 68.2%)
CIE-LAB	lab(30.29, -1.62, 25.24)
CIE-LCH	lch(30.29, 25.29, 93.68°)
OKLab	oklab(39.85% -0.0057 0.059)
OKLCH	oklch(39.85% 0.059 95.5)
XYZ	xyz(5.8941, 6.3550, 2.2122)
Luminance	0.0635 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51471F #1F2951

analogous

#512E1F #51471F #42511F

triadic

#51471F #1F5147 #471F51

tetradic

#51471F #1F512E #1F2951 #511F42

square

#51471F #1F512E #1F2951 #511F42

split-complementary

#51471F #1F4251 #2E1F51

monochromatic

#161308 #25200E #51471F #7D6E30 #AA9541

Accessibility & contrast

On white

9.25

#51471F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#51471F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51471F

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51471F	#FFFFFF	#000000	##FFFFFF
##51471F	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E451B

Deuteranopia (green-blind)

#514921

Tritanopia (blue-blind)

#57423E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #51471f;
/* rgb */ color: rgb(81, 71, 31);
/* oklch */ color: oklch(39.9% 0.059 95.5);

Tailwind

colors: {
  custom: {
    50: '#837a5c',
    500: '#51471f',
    950: '#000000',
  },
}

SCSS

$custom: #51471f;
$custom-light: #837a5c;
$custom-dark: #000000;

JSON

{
  "hex": "#51471f",
  "rgb": {
    "r": 81,
    "g": 71,
    "b": 31
  },
  "hsl": {
    "h": 48,
    "s": 44.643,
    "l": 21.961
  },
  "oklch": {
    "l": 0.39853,
    "c": 0.05927,
    "h": 95.5
  },
  "luminance": 0.06355
}

Semantic roles & 50–950 ramp

primary

#51471F

secondary

#465386

accent

#6DD453

background

#F8F7F5

surface

#EFEDE9

border

#CAC8C5

text

#0B0904

muted

#7C7B79

Preview Lab

Preview with #51471F

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

Preview Lab → · Contrast checker → · Palette generator →