#51570E#51570E

#51570E is a dark, moderate yellow. Relative luminance 0.086; OKLCH L 43.7% C 0.092 H 114.4°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#51570E
RGB	rgb(81, 87, 14)
HSL	hsl(65, 72%, 20%)
HSV	hsv(65, 84%, 34%)
CMYK	cmyk(6.9%, 0%, 83.9%, 65.9%)
CIE-LAB	lab(35.20, -12.29, 38.16)
CIE-LCH	lch(35.20, 40.09, 107.85°)
OKLab	oklab(43.72% -0.0379 0.0834)
OKLCH	oklch(43.72% 0.092 114.4)
XYZ	xyz(6.8810, 8.5976, 1.7124)
Luminance	0.0860 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51570E #140E57

analogous

#57390E #51570E #2C570E

triadic

#51570E #0E5157 #570E51

tetradic

#51570E #0E5739 #140E57 #570E2C

square

#51570E #0E5739 #140E57 #570E2C

split-complementary

#51570E #0E2C57 #390E57

monochromatic

#191A04 #202206 #51570E #828C16 #B3C01F

Accessibility & contrast

On white

7.72

#51570E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#51570E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51570E

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51570E	#FFFFFF	#000000	##FFFFFF
##51570E	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5200

Deuteranopia (green-blind)

#5E5315

Tritanopia (blue-blind)

#57514A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #51570e;
/* rgb */ color: rgb(81, 87, 14);
/* oklch */ color: oklch(43.7% 0.092 114.4);

Tailwind

colors: {
  custom: {
    50: '#858654',
    500: '#51570e',
    950: '#000000',
  },
}

SCSS

$custom: #51570e;
$custom-light: #858654;
$custom-dark: #000000;

JSON

{
  "hex": "#51570e",
  "rgb": {
    "r": 81,
    "g": 87,
    "b": 14
  },
  "hsl": {
    "h": 64.932,
    "s": 72.277,
    "l": 19.804
  },
  "oklch": {
    "l": 0.43715,
    "c": 0.09157,
    "h": 114.4
  },
  "luminance": 0.08597
}

Semantic roles & 50–950 ramp

primary

#51570E

secondary

#383091

accent

#39EF48

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0B0B03

muted

#7C7C78

Preview Lab

Preview with #51570E

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

Preview Lab → · Contrast checker → · Palette generator →