#818F1F#818F1F

#818F1F is a mid, vivid yellow. Relative luminance 0.244; OKLCH L 61.8% C 0.131 H 116.8°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#818F1F
RGB	rgb(129, 143, 31)
HSL	hsl(68, 64%, 34%)
HSV	hsv(68, 78%, 56%)
CMYK	cmyk(9.8%, 0%, 78.3%, 43.9%)
CIE-LAB	lab(56.50, -19.50, 53.37)
CIE-LCH	lch(56.50, 56.82, 110.07°)
OKLab	oklab(61.83% -0.0591 0.1171)
OKLCH	oklch(61.83% 0.131 116.8)
XYZ	xyz(19.1235, 24.4112, 5.0005)
Luminance	0.2441 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818F1F #2D1F8F

analogous

#8F651F #818F1F #498F1F

triadic

#818F1F #1F818F #8F1F81

tetradic

#818F1F #1F8F65 #2D1F8F #8F1F49

square

#818F1F #1F8F65 #2D1F8F #8F1F49

split-complementary

#818F1F #1F498F #651F8F

monochromatic

#262A09 #545D14 #818F1F #AEC12A #C8D94F

Accessibility & contrast

On white

3.57

#818F1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#818F1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818F1F

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818F1F	#FFFFFF	#000000	##000000
##818F1F	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#998701

Deuteranopia (green-blind)

#988829

Tritanopia (blue-blind)

#89877A

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #818f1f;
/* rgb */ color: rgb(129, 143, 31);
/* oklch */ color: oklch(61.8% 0.131 116.8);

Tailwind

colors: {
  custom: {
    50: '#a9af65',
    500: '#818f1f',
    950: '#000000',
  },
}

SCSS

$custom: #818f1f;
$custom-light: #a9af65;
$custom-dark: #000000;

JSON

{
  "hex": "#818f1f",
  "rgb": {
    "r": 129,
    "g": 143,
    "b": 31
  },
  "hsl": {
    "h": 67.5,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.61831,
    "c": 0.13116,
    "h": 116.8
  },
  "luminance": 0.24411
}

Semantic roles & 50–950 ramp

primary

#818F1F

secondary

#5C4EBC

accent

#40E755

background

#FAFAF6

surface

#F4F4EB

border

#CECEC6

text

#101006

muted

#7F7F7A

Preview Lab

Preview with #818F1F

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

Preview Lab → · Contrast checker → · Palette generator →