#878C17#878C17

#878C17 is a mid, vivid yellow. Relative luminance 0.240; OKLCH L 61.6% C 0.130 H 112.3°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#878C17
RGB	rgb(135, 140, 23)
HSL	hsl(63, 72%, 32%)
HSV	hsv(63, 84%, 55%)
CMYK	cmyk(3.6%, 0%, 83.6%, 45.1%)
CIE-LAB	lab(56.06, -15.57, 55.56)
CIE-LCH	lch(56.06, 57.70, 105.65°)
OKLab	oklab(61.59% -0.0492 0.1201)
OKLCH	oklch(61.59% 0.13 112.3)
XYZ	xyz(19.5251, 23.9694, 4.4085)
Luminance	0.2397 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#878C17 #1C178C

analogous

#8C5717 #878C17 #4D8C17

triadic

#878C17 #17878C #8C1787

tetradic

#878C17 #178C57 #1C178C #8C174D

square

#878C17 #178C57 #1C178C #8C174D

split-complementary

#878C17 #174D8C #57178C

monochromatic

#222306 #54570E #878C17 #BAC120 #D8DF3E

Accessibility & contrast

On white

3.62

#878C17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#878C17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #878C17

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##878C17	#FFFFFF	#000000	##000000
##878C17	1.00	3.62	5.79	5.79
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#978500

Deuteranopia (green-blind)

#988823

Tritanopia (blue-blind)

#918377

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #878c17;
/* rgb */ color: rgb(135, 140, 23);
/* oklch */ color: oklch(61.6% 0.130 112.3);

Tailwind

colors: {
  custom: {
    50: '#aead61',
    500: '#878c17',
    950: '#000000',
  },
}

SCSS

$custom: #878c17;
$custom-light: #aead61;
$custom-dark: #000000;

JSON

{
  "hex": "#878c17",
  "rgb": {
    "r": 135,
    "g": 140,
    "b": 23
  },
  "hsl": {
    "h": 62.564,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.61586,
    "c": 0.12973,
    "h": 112.3
  },
  "luminance": 0.23969
}

Semantic roles & 50–950 ramp

primary

#878C17

secondary

#453FBF

accent

#39EF41

background

#FBFAF6

surface

#F6F4EB

border

#D0CEC6

text

#111005

muted

#807F7A

Preview Lab

Preview with #878C17

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

Preview Lab → · Contrast checker → · Palette generator →