#878D10#878D10

#878D10 is a mid, vivid yellow. Relative luminance 0.242; OKLCH L 61.8% C 0.133 H 112.8°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#878D10
RGB	rgb(135, 141, 16)
HSL	hsl(63, 80%, 31%)
HSV	hsv(63, 89%, 55%)
CMYK	cmyk(4.3%, 0%, 88.7%, 44.7%)
CIE-LAB	lab(56.33, -16.30, 57.47)
CIE-LCH	lch(56.33, 59.74, 105.83°)
OKLab	oklab(61.79% -0.0516 0.123)
OKLCH	oklch(61.79% 0.133 112.8)
XYZ	xyz(19.6108, 24.2385, 4.1356)
Luminance	0.2424 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#878D10 #16108D

analogous

#8D5410 #878D10 #488D10

triadic

#878D10 #10878D #8D1087

tetradic

#878D10 #108D54 #16108D #8D1048

square

#878D10 #108D54 #16108D #8D1048

split-complementary

#878D10 #10488D #54108D

monochromatic

#1E1F04 #52560A #878D10 #BCC416 #DFE730

Accessibility & contrast

On white

3.59

#878D10 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#878D10 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #878D10

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##878D10	#FFFFFF	#000000	##000000
##878D10	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988600

Deuteranopia (green-blind)

#99881F

Tritanopia (blue-blind)

#918478

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #878d10;
/* rgb */ color: rgb(135, 141, 16);
/* oklch */ color: oklch(61.8% 0.133 112.8);

Tailwind

colors: {
  custom: {
    50: '#aeae5f',
    500: '#878d10',
    950: '#000000',
  },
}

SCSS

$custom: #878d10;
$custom-light: #aeae5f;
$custom-dark: #000000;

JSON

{
  "hex": "#878d10",
  "rgb": {
    "r": 135,
    "g": 141,
    "b": 16
  },
  "hsl": {
    "h": 62.88,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.61793,
    "c": 0.1334,
    "h": 112.8
  },
  "luminance": 0.24238
}

Semantic roles & 50–950 ramp

primary

#878D10

secondary

#3E37C2

accent

#32F63B

background

#FBFAF5

surface

#F6F4EA

border

#D0CEC6

text

#111005

muted

#807F79

Preview Lab

Preview with #878D10

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

Preview Lab → · Contrast checker → · Palette generator →