#51440F#51440F

#51440F is a dark, moderate yellow. Relative luminance 0.059; OKLCH L 38.9% C 0.071 H 94.7°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#51440F
RGB	rgb(81, 68, 15)
HSL	hsl(48, 69%, 19%)
HSV	hsv(48, 81%, 32%)
CMYK	cmyk(0%, 16%, 81.5%, 68.2%)
CIE-LAB	lab(29.21, -0.91, 32.21)
CIE-LCH	lch(29.21, 32.22, 91.61°)
OKLab	oklab(38.94% -0.0058 0.0709)
OKLCH	oklch(38.94% 0.071 94.7)
XYZ	xyz(5.5470, 5.9184, 1.3020)
Luminance	0.0592 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51440F #0F1C51

analogous

#51230F #51440F #3D510F

triadic

#51440F #0F5144 #440F51

tetradic

#51440F #0F5123 #0F1C51 #510F3D

square

#51440F #0F5123 #0F1C51 #510F3D

split-complementary

#51440F #0F3D51 #230F51

monochromatic

#1A1605 #1D1905 #51440F #856F19 #B89B22

Accessibility & contrast

On white

9.62

#51440F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#51440F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51440F

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51440F	#FFFFFF	#000000	##FFFFFF
##51440F	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4306

Deuteranopia (green-blind)

#4F4712

Tritanopia (blue-blind)

#583E3A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #51440f;
/* rgb */ color: rgb(81, 68, 15);
/* oklch */ color: oklch(38.9% 0.071 94.7);

Tailwind

colors: {
  custom: {
    50: '#857752',
    500: '#51440f',
    950: '#000000',
  },
}

SCSS

$custom: #51440f;
$custom-light: #857752;
$custom-dark: #000000;

JSON

{
  "hex": "#51440f",
  "rgb": {
    "r": 81,
    "g": 68,
    "b": 15
  },
  "hsl": {
    "h": 48.182,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.38943,
    "c": 0.07116,
    "h": 94.7
  },
  "luminance": 0.05918
}

Semantic roles & 50–950 ramp

primary

#51440F

secondary

#31438B

accent

#5FEC3C

background

#F8F7F4

surface

#EFEDE7

border

#CAC8C3

text

#0B0802

muted

#7C7B78

Preview Lab

Preview with #51440F

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

Preview Lab → · Contrast checker → · Palette generator →