#B1BD2B#B1BD2B

#B1BD2B is a light, vivid yellow. Relative luminance 0.459; OKLCH L 76.4% C 0.160 H 114.4°. Best body text is #000000 at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#B1BD2B
RGB	rgb(177, 189, 43)
HSL	hsl(65, 63%, 45%)
HSV	hsv(65, 77%, 74%)
CMYK	cmyk(6.3%, 0%, 77.2%, 25.9%)
CIE-LAB	lab(73.49, -21.43, 66.50)
CIE-LCH	lch(73.49, 69.87, 107.86°)
OKLab	oklab(76.42% -0.066 0.1454)
OKLCH	oklch(76.42% 0.16 114.4)
XYZ	xyz(36.7662, 45.9174, 9.2112)
Luminance	0.4592 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BD2B #372BBD

analogous

#BD802B #B1BD2B #68BD2B

triadic

#B1BD2B #2BB1BD #BD2BB1

tetradic

#B1BD2B #2BBD80 #372BBD #BD2B68

square

#B1BD2B #2BBD80 #372BBD #BD2B68

split-complementary

#B1BD2B #2B68BD #802BBD

monochromatic

#545914 #828B20 #B1BD2B #CCD74E #DAE280

Accessibility & contrast

On white

2.06

#B1BD2B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.18

#B1BD2B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BD2B

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BD2B	#FFFFFF	#000000	##000000
##B1BD2B	1.00	2.06	10.18	10.18
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.18	21.00	1.00	1.00
##000000	10.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB300

Deuteranopia (green-blind)

#CBB638

Tritanopia (blue-blind)

#BDB2A2

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b1bd2b;
/* rgb */ color: rgb(177, 189, 43);
/* oklch */ color: oklch(76.4% 0.160 114.4);

Tailwind

colors: {
  custom: {
    50: '#ccd071',
    500: '#b1bd2b',
    950: '#000000',
  },
}

SCSS

$custom: #b1bd2b;
$custom-light: #ccd071;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bd2b",
  "rgb": {
    "r": 177,
    "g": 189,
    "b": 43
  },
  "hsl": {
    "h": 64.932,
    "s": 62.931,
    "l": 45.49
  },
  "oklch": {
    "l": 0.76415,
    "c": 0.15969,
    "h": 114.4
  },
  "luminance": 0.45917
}

Semantic roles & 50–950 ramp

primary

#B1BD2B

secondary

#8079CB

accent

#42E64F

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141408

muted

#83827B

Preview Lab

Preview with #B1BD2B

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

Preview Lab → · Contrast checker → · Palette generator →