#B1C636#B1C636

#B1C636 is a light, vivid yellow. Relative luminance 0.500; OKLCH L 78.5% C 0.164 H 117.6°. Best body text is #000000 at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#B1C636
RGB	rgb(177, 198, 54)
HSL	hsl(69, 57%, 49%)
HSV	hsv(69, 73%, 78%)
CMYK	cmyk(10.6%, 0%, 72.7%, 22.4%)
CIE-LAB	lab(76.07, -25.33, 65.35)
CIE-LCH	lch(76.07, 70.09, 111.19°)
OKLab	oklab(78.5% -0.0759 0.1449)
OKLCH	oklch(78.5% 0.164 117.6)
XYZ	xyz(38.9923, 50.0020, 11.0866)
Luminance	0.5000 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C636 #4B36C6

analogous

#C69336 #B1C636 #69C636

triadic

#B1C636 #36B1C6 #C636B1

tetradic

#B1C636 #36C693 #4B36C6 #C63669

square

#B1C636 #36C693 #4B36C6 #C63669

split-complementary

#B1C636 #3669C6 #9336C6

monochromatic

#5B661C #869629 #B1C636 #C4D564 #D7E294

Accessibility & contrast

On white

1.91

#B1C636 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.00

#B1C636 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C636

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C636	#FFFFFF	#000000	##000000
##B1C636	1.00	1.91	11.00	11.00
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.00	21.00	1.00	1.00
##000000	11.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB19

Deuteranopia (green-blind)

#D1BC42

Tritanopia (blue-blind)

#BCBBAA

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #b1c636;
/* rgb */ color: rgb(177, 198, 54);
/* oklch */ color: oklch(78.5% 0.164 117.6);

Tailwind

colors: {
  custom: {
    50: '#ccd777',
    500: '#b1c636',
    950: '#000000',
  },
}

SCSS

$custom: #b1c636;
$custom-light: #ccd777;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c636",
  "rgb": {
    "r": 177,
    "g": 198,
    "b": 54
  },
  "hsl": {
    "h": 68.75,
    "s": 57.143,
    "l": 49.412
  },
  "oklch": {
    "l": 0.78504,
    "c": 0.16354,
    "h": 117.6
  },
  "luminance": 0.50002
}

Semantic roles & 50–950 ramp

primary

#B1C636

secondary

#393070

accent

#47E05E

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B1C636

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

Preview Lab → · Contrast checker → · Palette generator →