#878B1B#878B1B

#878B1B is a mid, vivid yellow. Relative luminance 0.237; OKLCH L 61.4% C 0.127 H 111.7°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#878B1B
RGB	rgb(135, 139, 27)
HSL	hsl(62, 67%, 33%)
HSV	hsv(62, 81%, 55%)
CMYK	cmyk(2.9%, 0%, 80.6%, 45.5%)
CIE-LAB	lab(55.78, -14.90, 54.17)
CIE-LCH	lch(55.78, 56.18, 105.38°)
OKLab	oklab(61.37% -0.047 0.1178)
OKLCH	oklch(61.37% 0.127 111.7)
XYZ	xyz(19.4228, 23.6958, 4.5873)
Luminance	0.2369 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#878B1B #1F1B8B

analogous

#8B571B #878B1B #4F8B1B

triadic

#878B1B #1B878B #8B1B87

tetradic

#878B1B #1B8B57 #1F1B8B #8B1B4F

square

#878B1B #1B8B57 #1F1B8B #8B1B4F

split-complementary

#878B1B #1B4F8B #571B8B

monochromatic

#232507 #555811 #878B1B #B9BE25 #D6DB45

Accessibility & contrast

On white

3.66

#878B1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#878B1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #878B1B

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##878B1B	#FFFFFF	#000000	##000000
##878B1B	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968400

Deuteranopia (green-blind)

#978725

Tritanopia (blue-blind)

#918277

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #878b1b;
/* rgb */ color: rgb(135, 139, 27);
/* oklch */ color: oklch(61.4% 0.127 111.7);

Tailwind

colors: {
  custom: {
    50: '#adac63',
    500: '#878b1b',
    950: '#000000',
  },
}

SCSS

$custom: #878b1b;
$custom-light: #adac63;
$custom-dark: #000000;

JSON

{
  "hex": "#878b1b",
  "rgb": {
    "r": 135,
    "g": 139,
    "b": 27
  },
  "hsl": {
    "h": 62.143,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.61371,
    "c": 0.12685,
    "h": 111.7
  },
  "luminance": 0.23695
}

Semantic roles & 50–950 ramp

primary

#878B1B

secondary

#4A45BC

accent

#3DEA44

background

#FBFAF6

surface

#F6F4EB

border

#D0CEC6

text

#111006

muted

#807F7A

Preview Lab

Preview with #878B1B

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

Preview Lab → · Contrast checker → · Palette generator →