#B1C536#B1C536

#B1C536 is a light, vivid yellow. Relative luminance 0.495; OKLCH L 78.3% C 0.162 H 117.3°. Best body text is #000000 at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#B1C536
RGB	rgb(177, 197, 54)
HSL	hsl(68, 57%, 49%)
HSV	hsv(68, 73%, 77%)
CMYK	cmyk(10.2%, 0%, 72.6%, 22.7%)
CIE-LAB	lab(75.79, -24.85, 65.08)
CIE-LCH	lch(75.79, 69.66, 110.90°)
OKLab	oklab(78.28% -0.0745 0.1443)
OKLCH	oklch(78.28% 0.162 117.3)
XYZ	xyz(38.7645, 49.5464, 11.0106)
Luminance	0.4955 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C536 #4A36C5

analogous

#C59236 #B1C536 #69C536

triadic

#B1C536 #36B1C5 #C536B1

tetradic

#B1C536 #36C592 #4A36C5 #C53669

square

#B1C536 #36C592 #4A36C5 #C53669

split-complementary

#B1C536 #3669C5 #9236C5

monochromatic

#5B651C #869529 #B1C536 #C5D464 #D7E294

Accessibility & contrast

On white

1.92

#B1C536 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.91

#B1C536 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C536

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C536	#FFFFFF	#000000	##000000
##B1C536	1.00	1.92	10.91	10.91
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.91	21.00	1.00	1.00
##000000	10.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA1A

Deuteranopia (green-blind)

#D0BC42

Tritanopia (blue-blind)

#BCBAA9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b1c536;
/* rgb */ color: rgb(177, 197, 54);
/* oklch */ color: oklch(78.3% 0.162 117.3);

Tailwind

colors: {
  custom: {
    50: '#ccd677',
    500: '#b1c536',
    950: '#000000',
  },
}

SCSS

$custom: #b1c536;
$custom-light: #ccd677;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c536",
  "rgb": {
    "r": 177,
    "g": 197,
    "b": 54
  },
  "hsl": {
    "h": 68.392,
    "s": 56.972,
    "l": 49.216
  },
  "oklch": {
    "l": 0.78279,
    "c": 0.16242,
    "h": 117.3
  },
  "luminance": 0.49546
}

Semantic roles & 50–950 ramp

primary

#B1C536

secondary

#938ACD

accent

#48E05D

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#141409

muted

#82837B

Preview Lab

Preview with #B1C536

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

Preview Lab → · Contrast checker → · Palette generator →