#51570F#51570F

#51570F is a dark, moderate yellow. Relative luminance 0.086; OKLCH L 43.7% C 0.091 H 114.4°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#51570F
RGB	rgb(81, 87, 15)
HSL	hsl(65, 71%, 20%)
HSV	hsv(65, 83%, 34%)
CMYK	cmyk(6.9%, 0%, 82.8%, 65.9%)
CIE-LAB	lab(35.20, -12.24, 37.82)
CIE-LCH	lch(35.20, 39.75, 107.94°)
OKLab	oklab(43.72% -0.0377 0.0828)
OKLCH	oklch(43.72% 0.091 114.4)
XYZ	xyz(6.8880, 8.6003, 1.7490)
Luminance	0.0860 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51570F #150F57

analogous

#57390F #51570F #2D570F

triadic

#51570F #0F5157 #570F51

tetradic

#51570F #0F5739 #150F57 #570F2D

square

#51570F #0F5739 #150F57 #570F2D

split-complementary

#51570F #0F2D57 #390F57

monochromatic

#181A05 #202306 #51570F #828B18 #B2BF21

Accessibility & contrast

On white

7.72

#51570F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#51570F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51570F

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51570F	#FFFFFF	#000000	##FFFFFF
##51570F	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: #51570f;
/* rgb */ color: rgb(81, 87, 15);
/* oklch */ color: oklch(43.7% 0.091 114.4);

Tailwind

colors: {
  custom: {
    50: '#848654',
    500: '#51570f',
    950: '#000000',
  },
}

SCSS

$custom: #51570f;
$custom-light: #848654;
$custom-dark: #000000;

JSON

{
  "hex": "#51570f",
  "rgb": {
    "r": 81,
    "g": 87,
    "b": 15
  },
  "hsl": {
    "h": 65,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.43721,
    "c": 0.091,
    "h": 114.4
  },
  "luminance": 0.086
}

Semantic roles & 50–950 ramp

primary

#51570F

secondary

#393191

accent

#3AED49

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0B0B03

muted

#7C7C78

Preview Lab

Preview with #51570F

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

Preview Lab → · Contrast checker → · Palette generator →