#B1B23E#B1B23E

#B1B23E is a light, vivid yellow. Relative luminance 0.415; OKLCH L 74.1% C 0.136 H 109.8°. Best body text is #000000 at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#B1B23E
RGB	rgb(177, 178, 62)
HSL	hsl(61, 48%, 47%)
HSV	hsv(61, 65%, 70%)
CMYK	cmyk(0.6%, 0%, 65.2%, 30.2%)
CIE-LAB	lab(70.55, -14.94, 56.83)
CIE-LCH	lch(70.55, 58.76, 104.73°)
OKLab	oklab(74.1% -0.0461 0.1282)
OKLCH	oklch(74.1% 0.136 109.8)
XYZ	xyz(34.9225, 41.5367, 10.7343)
Luminance	0.4154 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B23E #3F3EB2

analogous

#B2793E #B1B23E #77B23E

triadic

#B1B23E #3EB1B2 #B23EB1

tetradic

#B1B23E #3EB279 #3F3EB2 #B23E77

square

#B1B23E #3EB279 #3F3EB2 #B23E77

split-complementary

#B1B23E #3E77B2 #793EB2

monochromatic

#57571E #84852E #B1B23E #C8C964 #D8D992

Accessibility & contrast

On white

2.26

#B1B23E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.31

#B1B23E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B23E

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B23E	#FFFFFF	#000000	##000000
##B1B23E	1.00	2.26	9.31	9.31
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.31	21.00	1.00	1.00
##000000	9.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AB2E

Deuteranopia (green-blind)

#C1AE46

Tritanopia (blue-blind)

#BDA79A

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #b1b23e;
/* rgb */ color: rgb(177, 178, 62);
/* oklch */ color: oklch(74.1% 0.136 109.8);

Tailwind

colors: {
  custom: {
    50: '#cbc879',
    500: '#b1b23e',
    950: '#000000',
  },
}

SCSS

$custom: #b1b23e;
$custom-light: #cbc879;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b23e",
  "rgb": {
    "r": 177,
    "g": 178,
    "b": 62
  },
  "hsl": {
    "h": 60.517,
    "s": 48.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.74098,
    "c": 0.13629,
    "h": 109.8
  },
  "luminance": 0.41536
}

Semantic roles & 50–950 ramp

primary

#B1B23E

secondary

#8888C4

accent

#50D851

background

#FCFCF7

surface

#F9F8EE

border

#D2D1C9

text

#141309

muted

#82827B

Preview Lab

Preview with #B1B23E

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

Preview Lab → · Contrast checker → · Palette generator →