#B1C045#B1C045

#B1C045 is a light, vivid yellow. Relative luminance 0.475; OKLCH L 77.3% C 0.147 H 115.8°. Best body text is #000000 at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#B1C045
RGB	rgb(177, 192, 69)
HSL	hsl(67, 49%, 51%)
HSV	hsv(67, 64%, 75%)
CMYK	cmyk(7.8%, 0%, 64.1%, 24.7%)
CIE-LAB	lab(74.49, -21.54, 58.08)
CIE-LCH	lch(74.49, 61.94, 110.34°)
OKLab	oklab(77.27% -0.0639 0.1319)
OKLCH	oklch(77.27% 0.147 115.8)
XYZ	xyz(38.0561, 47.4766, 12.7882)
Luminance	0.4748 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C045 #5445C0

analogous

#C09145 #B1C045 #73C045

triadic

#B1C045 #45B1C0 #C045B1

tetradic

#B1C045 #45C091 #5445C0 #C04573

square

#B1C045 #45C091 #5445C0 #C04573

split-complementary

#B1C045 #4573C0 #9145C0

monochromatic

#5F6823 #899533 #B1C045 #C4CF73 #D7DFA0

Accessibility & contrast

On white

2.00

#B1C045 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.50

#B1C045 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C045

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C045	#FFFFFF	#000000	##000000
##B1C045	1.00	2.00	10.50	10.50
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.50	21.00	1.00	1.00
##000000	10.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB735

Deuteranopia (green-blind)

#CCB84D

Tritanopia (blue-blind)

#BCB6A7

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b1c045;
/* rgb */ color: rgb(177, 192, 69);
/* oklch */ color: oklch(77.3% 0.147 115.8);

Tailwind

colors: {
  custom: {
    50: '#cbd27f',
    500: '#b1c045',
    950: '#000000',
  },
}

SCSS

$custom: #b1c045;
$custom-light: #cbd27f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c045",
  "rgb": {
    "r": 177,
    "g": 192,
    "b": 69
  },
  "hsl": {
    "h": 67.317,
    "s": 49.398,
    "l": 51.176
  },
  "oklch": {
    "l": 0.7727,
    "c": 0.14659,
    "h": 115.8
  },
  "luminance": 0.47476
}

Semantic roles & 50–950 ramp

primary

#B1C045

secondary

#9C95CC

accent

#4FD960

background

#FCFCF8

surface

#F9F9EF

border

#D2D2CA

text

#14140A

muted

#82827C

Preview Lab

Preview with #B1C045

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

Preview Lab → · Contrast checker → · Palette generator →