#B1C577#B1C577

#B1C577 is a light, moderate yellow-green. Relative luminance 0.506; OKLCH L 79.0% C 0.105 H 120.6°. Best body text is #000000 at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#B1C577
RGB	rgb(177, 197, 119)
HSL	hsl(75, 40%, 62%)
HSV	hsv(75, 40%, 77%)
CMYK	cmyk(10.2%, 0%, 39.6%, 22.7%)
CIE-LAB	lab(76.44, -19.36, 36.86)
CIE-LCH	lch(76.44, 41.63, 117.71°)
OKLab	oklab(79.01% -0.0533 0.0901)
OKLCH	oklch(79.01% 0.105 120.6)
XYZ	xyz(41.4275, 50.6116, 25.0357)
Luminance	0.5061 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C577 #8B77C5

analogous

#C5B277 #B1C577 #8AC577

triadic

#B1C577 #77B1C5 #C577B1

tetradic

#B1C577 #77C5B2 #8B77C5 #C5778A

square

#B1C577 #77C5B2 #8B77C5 #C5778A

split-complementary

#B1C577 #778AC5 #B277C5

monochromatic

#74883A #98B34C #B1C577 #CAD7A2 #E2EACD

Accessibility & contrast

On white

1.89

#B1C577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.12

#B1C577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C577

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C577	#FFFFFF	#000000	##000000
##B1C577	1.00	1.89	11.12	11.12
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.12	21.00	1.00	1.00
##000000	11.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBD71

Deuteranopia (green-blind)

#CBBD7B

Tritanopia (blue-blind)

#B7BEB2

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b1c577;
/* rgb */ color: rgb(177, 197, 119);
/* oklch */ color: oklch(79.0% 0.105 120.6);

Tailwind

colors: {
  custom: {
    50: '#c9d69f',
    500: '#b1c577',
    950: '#000000',
  },
}

SCSS

$custom: #b1c577;
$custom-light: #c9d69f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c577",
  "rgb": {
    "r": 177,
    "g": 197,
    "b": 119
  },
  "hsl": {
    "h": 75.385,
    "s": 40.206,
    "l": 61.961
  },
  "oklch": {
    "l": 0.79013,
    "c": 0.1047,
    "h": 120.6
  },
  "luminance": 0.50612
}

Semantic roles & 50–950 ramp

primary

#B1C577

secondary

#615190

accent

#32B353

background

#FEFEFC

surface

#FAFBF5

border

#D3D4CF

text

#13140E

muted

#83837F

Preview Lab

Preview with #B1C577

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

Preview Lab → · Contrast checker → · Palette generator →