#51550F#51550F

#51550F is a dark, moderate yellow. Relative luminance 0.083; OKLCH L 43.2% C 0.089 H 112.9°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#51550F
RGB	rgb(81, 85, 15)
HSL	hsl(63, 70%, 20%)
HSV	hsv(63, 82%, 33%)
CMYK	cmyk(4.7%, 0%, 82.4%, 66.7%)
CIE-LAB	lab(34.56, -11.10, 37.23)
CIE-LCH	lch(34.56, 38.85, 106.60°)
OKLab	oklab(43.21% -0.0345 0.0816)
OKLCH	oklch(43.21% 0.089 112.9)
XYZ	xyz(6.7283, 8.2810, 1.6958)
Luminance	0.0828 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51550F #130F55

analogous

#55360F #51550F #2E550F

triadic

#51550F #0F5155 #550F51

tetradic

#51550F #0F5536 #130F55 #550F2E

square

#51550F #0F5536 #130F55 #550F2E

split-complementary

#51550F #0F2E55 #360F55

monochromatic

#191A05 #1F2106 #51550F #838918 #B4BD21

Accessibility & contrast

On white

7.91

#51550F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#51550F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51550F

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51550F	#FFFFFF	#000000	##FFFFFF
##51550F	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5101

Deuteranopia (green-blind)

#5C5215

Tritanopia (blue-blind)

#574F48

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #51550f;
/* rgb */ color: rgb(81, 85, 15);
/* oklch */ color: oklch(43.2% 0.089 112.9);

Tailwind

colors: {
  custom: {
    50: '#848454',
    500: '#51550f',
    950: '#000000',
  },
}

SCSS

$custom: #51550f;
$custom-light: #848454;
$custom-dark: #000000;

JSON

{
  "hex": "#51550f",
  "rgb": {
    "r": 81,
    "g": 85,
    "b": 15
  },
  "hsl": {
    "h": 63.429,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.43207,
    "c": 0.08858,
    "h": 112.9
  },
  "luminance": 0.08281
}

Semantic roles & 50–950 ramp

primary

#51550F

secondary

#36318F

accent

#3BED45

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0B0A03

muted

#7C7C78

Preview Lab

Preview with #51550F

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

Preview Lab → · Contrast checker → · Palette generator →