#858C10#858C10

#858C10 is a mid, vivid yellow. Relative luminance 0.238; OKLCH L 61.4% C 0.133 H 113.3°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#858C10
RGB	rgb(133, 140, 16)
HSL	hsl(63, 79%, 31%)
HSV	hsv(63, 89%, 55%)
CMYK	cmyk(5%, 0%, 88.6%, 45.1%)
CIE-LAB	lab(55.87, -16.68, 57.03)
CIE-LCH	lch(55.87, 59.42, 106.30°)
OKLab	oklab(61.39% -0.0526 0.1221)
OKLCH	oklch(61.39% 0.133 113.3)
XYZ	xyz(19.1451, 23.7806, 4.0717)
Luminance	0.2378 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#858C10 #17108C

analogous

#8C5510 #858C10 #478C10

triadic

#858C10 #10858C #8C1085

tetradic

#858C10 #108C55 #17108C #8C1047

square

#858C10 #108C55 #17108C #8C1047

split-complementary

#858C10 #10478C #55108C

monochromatic

#1D1E03 #51550A #858C10 #B9C316 #DDE72F

Accessibility & contrast

On white

3.65

#858C10 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#858C10 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #858C10

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##858C10	#FFFFFF	#000000	##000000
##858C10	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#978500

Deuteranopia (green-blind)

#97871F

Tritanopia (blue-blind)

#8F8377

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #858c10;
/* rgb */ color: rgb(133, 140, 16);
/* oklch */ color: oklch(61.4% 0.133 113.3);

Tailwind

colors: {
  custom: {
    50: '#acad5f',
    500: '#858c10',
    950: '#000000',
  },
}

SCSS

$custom: #858c10;
$custom-light: #acad5f;
$custom-dark: #000000;

JSON

{
  "hex": "#858c10",
  "rgb": {
    "r": 133,
    "g": 140,
    "b": 16
  },
  "hsl": {
    "h": 63.387,
    "s": 79.487,
    "l": 30.588
  },
  "oklch": {
    "l": 0.61385,
    "c": 0.13297,
    "h": 113.3
  },
  "luminance": 0.2378
}

Semantic roles & 50–950 ramp

primary

#858C10

secondary

#3F37C1

accent

#32F63D

background

#FBFAF5

surface

#F6F4EA

border

#D0CEC6

text

#111005

muted

#807F79

Preview Lab

Preview with #858C10

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

Preview Lab → · Contrast checker → · Palette generator →