#51491A#51491A

#51491A is a dark, moderate yellow. Relative luminance 0.066; OKLCH L 40.3% C 0.066 H 99.7°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#51491A
RGB	rgb(81, 73, 26)
HSL	hsl(51, 51%, 21%)
HSV	hsv(51, 68%, 32%)
CMYK	cmyk(0%, 9.9%, 67.9%, 68.2%)
CIE-LAB	lab(30.85, -3.28, 28.59)
CIE-LCH	lch(30.85, 28.78, 96.55°)
OKLab	oklab(40.28% -0.0112 0.0654)
OKLCH	oklch(40.28% 0.066 99.7)
XYZ	xyz(5.9626, 6.5893, 1.9349)
Luminance	0.0659 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51491A #1A2251

analogous

#512D1A #51491A #3D511A

triadic

#51491A #1A5149 #491A51

tetradic

#51491A #1A512D #1A2251 #511A3D

square

#51491A #1A512D #1A2251 #511A3D

split-complementary

#51491A #1A3D51 #2D1A51

monochromatic

#171507 #231F0B #51491A #7F7329 #AE9D38

Accessibility & contrast

On white

9.06

#51491A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#51491A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51491A

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51491A	#FFFFFF	#000000	##FFFFFF
##51491A	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504715

Deuteranopia (green-blind)

#524A1C

Tritanopia (blue-blind)

#57443F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #51491a;
/* rgb */ color: rgb(81, 73, 26);
/* oklch */ color: oklch(40.3% 0.066 99.7);

Tailwind

colors: {
  custom: {
    50: '#847b59',
    500: '#51491a',
    950: '#000000',
  },
}

SCSS

$custom: #51491a;
$custom-light: #847b59;
$custom-dark: #000000;

JSON

{
  "hex": "#51491a",
  "rgb": {
    "r": 81,
    "g": 73,
    "b": 26
  },
  "hsl": {
    "h": 51.273,
    "s": 51.402,
    "l": 20.98
  },
  "oklch": {
    "l": 0.40279,
    "c": 0.06638,
    "h": 99.7
  },
  "luminance": 0.06589
}

Semantic roles & 50–950 ramp

primary

#51491A

secondary

#404A87

accent

#62DB4D

background

#F8F7F5

surface

#EFEDE9

border

#CAC8C5

text

#0B0903

muted

#7C7B78

Preview Lab

Preview with #51491A

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

Preview Lab → · Contrast checker → · Palette generator →