#818E0F#818E0F

#818E0F is a mid, vivid yellow. Relative luminance 0.240; OKLCH L 61.5% C 0.137 H 116.1°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#818E0F
RGB	rgb(129, 142, 15)
HSL	hsl(66, 81%, 31%)
HSV	hsv(66, 89%, 56%)
CMYK	cmyk(9.2%, 0%, 89.4%, 44.3%)
CIE-LAB	lab(56.14, -19.54, 57.32)
CIE-LCH	lch(56.14, 60.56, 108.82°)
OKLab	oklab(61.52% -0.0603 0.1228)
OKLCH	oklch(61.52% 0.137 116.1)
XYZ	xyz(18.8130, 24.0479, 4.1025)
Luminance	0.2405 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818E0F #1C0F8E

analogous

#8E5B0F #818E0F #418E0F

triadic

#818E0F #0F818E #8E0F81

tetradic

#818E0F #0F8E5B #1C0F8E #8E0F41

square

#818E0F #0F8E5B #1C0F8E #8E0F41

split-complementary

#818E0F #0F418E #5B0F8E

monochromatic

#1C1F03 #4F5709 #818E0F #B3C515 #D6E92E

Accessibility & contrast

On white

3.61

#818E0F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#818E0F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818E0F

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818E0F	#FFFFFF	#000000	##000000
##818E0F	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#998600

Deuteranopia (green-blind)

#98871F

Tritanopia (blue-blind)

#8A8578

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #818e0f;
/* rgb */ color: rgb(129, 142, 15);
/* oklch */ color: oklch(61.5% 0.137 116.1);

Tailwind

colors: {
  custom: {
    50: '#a9ae5f',
    500: '#818e0f',
    950: '#000000',
  },
}

SCSS

$custom: #818e0f;
$custom-light: #a9ae5f;
$custom-dark: #000000;

JSON

{
  "hex": "#818e0f",
  "rgb": {
    "r": 129,
    "g": 142,
    "b": 15
  },
  "hsl": {
    "h": 66.142,
    "s": 80.892,
    "l": 30.784
  },
  "oklch": {
    "l": 0.6152,
    "c": 0.13681,
    "h": 116.1
  },
  "luminance": 0.24048
}

Semantic roles & 50–950 ramp

primary

#818E0F

secondary

#4436C3

accent

#31F745

background

#FAFAF5

surface

#F4F4EA

border

#CECEC6

text

#101005

muted

#7F7F79

Preview Lab

Preview with #818E0F

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

Preview Lab → · Contrast checker → · Palette generator →