#818C15#818C15

#818C15 is a mid, vivid yellow. Relative luminance 0.235; OKLCH L 61.1% C 0.132 H 115.3°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#818C15
RGB	rgb(129, 140, 21)
HSL	hsl(66, 74%, 32%)
HSV	hsv(66, 85%, 55%)
CMYK	cmyk(7.9%, 0%, 85%, 45.1%)
CIE-LAB	lab(55.56, -18.34, 55.47)
CIE-LCH	lch(55.56, 58.42, 108.29°)
OKLab	oklab(61.06% -0.0566 0.1198)
OKLCH	oklch(61.06% 0.132 115.3)
XYZ	xyz(18.5673, 23.4778, 4.2629)
Luminance	0.2348 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818C15 #20158C

analogous

#8C5C15 #818C15 #468C15

triadic

#818C15 #15818C #8C1581

tetradic

#818C15 #158C5C #20158C #8C1546

square

#818C15 #158C5C #20158C #8C1546

split-complementary

#818C15 #15468C #5C158C

monochromatic

#1F2205 #50570D #818C15 #B2C11D #D2E13A

Accessibility & contrast

On white

3.69

#818C15 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#818C15 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818C15

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818C15	#FFFFFF	#000000	##000000
##818C15	1.00	3.69	5.70	5.70
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#978400

Deuteranopia (green-blind)

#968622

Tritanopia (blue-blind)

#8A8377

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #818c15;
/* rgb */ color: rgb(129, 140, 21);
/* oklch */ color: oklch(61.1% 0.132 115.3);

Tailwind

colors: {
  custom: {
    50: '#a9ad60',
    500: '#818c15',
    950: '#000000',
  },
}

SCSS

$custom: #818c15;
$custom-light: #a9ad60;
$custom-dark: #000000;

JSON

{
  "hex": "#818c15",
  "rgb": {
    "r": 129,
    "g": 140,
    "b": 21
  },
  "hsl": {
    "h": 65.546,
    "s": 73.913,
    "l": 31.569
  },
  "oklch": {
    "l": 0.61064,
    "c": 0.13248,
    "h": 115.3
  },
  "luminance": 0.23477
}

Semantic roles & 50–950 ramp

primary

#818C15

secondary

#493DC0

accent

#37F148

background

#FAFAF6

surface

#F4F4EB

border

#CECEC6

text

#101005

muted

#7F7F7A

Preview Lab

Preview with #818C15

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

Preview Lab → · Contrast checker → · Palette generator →