#515A18#515A18

#515A18 is a dark, moderate yellow. Relative luminance 0.091; OKLCH L 44.6% C 0.089 H 116.8°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#515A18
RGB	rgb(81, 90, 24)
HSL	hsl(68, 58%, 22%)
HSV	hsv(68, 73%, 35%)
CMYK	cmyk(10%, 0%, 73.3%, 64.7%)
CIE-LAB	lab(36.23, -13.42, 35.20)
CIE-LCH	lch(36.23, 37.67, 110.87°)
OKLab	oklab(44.56% -0.04 0.0791)
OKLCH	oklch(44.56% 0.089 116.8)
XYZ	xyz(7.2145, 9.1277, 2.2457)
Luminance	0.0913 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515A18 #21185A

analogous

#5A4218 #515A18 #305A18

triadic

#515A18 #18515A #5A1851

tetradic

#515A18 #185A42 #21185A #5A1830

square

#515A18 #185A42 #21185A #5A1830

split-complementary

#515A18 #18305A #42185A

monochromatic

#161806 #262A0B #515A18 #7C8A25 #A8BB32

Accessibility & contrast

On white

7.43

#515A18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#515A18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #515A18

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515A18	#FFFFFF	#000000	##FFFFFF
##515A18	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61550E

Deuteranopia (green-blind)

#60561D

Tritanopia (blue-blind)

#56554D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #515a18;
/* rgb */ color: rgb(81, 90, 24);
/* oklch */ color: oklch(44.6% 0.089 116.8);

Tailwind

colors: {
  custom: {
    50: '#848859',
    500: '#515a18',
    950: '#000000',
  },
}

SCSS

$custom: #515a18;
$custom-light: #848859;
$custom-dark: #000000;

JSON

{
  "hex": "#515a18",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 24
  },
  "hsl": {
    "h": 68.182,
    "s": 57.895,
    "l": 22.353
  },
  "oklch": {
    "l": 0.44564,
    "c": 0.08861,
    "h": 116.8
  },
  "luminance": 0.09128
}

Semantic roles & 50–950 ramp

primary

#515A18

secondary

#493D91

accent

#47E15C

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0B0B04

muted

#7C7C79

Preview Lab

Preview with #515A18

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

Preview Lab → · Contrast checker → · Palette generator →