#B9D557#B9D557

#B9D557 is a very light, vivid yellow-green. Relative luminance 0.586; OKLCH L 82.7% C 0.155 H 120.5°. Best body text is #000000 at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#B9D557
RGB	rgb(185, 213, 87)
HSL	hsl(73, 60%, 59%)
HSV	hsv(73, 59%, 84%)
CMYK	cmyk(13.1%, 0%, 59.2%, 16.5%)
CIE-LAB	lab(81.07, -27.19, 57.74)
CIE-LCH	lch(81.07, 63.82, 115.21°)
OKLab	oklab(82.74% -0.0784 0.1334)
OKLCH	oklch(82.74% 0.155 120.5)
XYZ	xyz(45.5227, 58.5910, 17.9260)
Luminance	0.5859 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9D557 #7357D5

analogous

#D5B257 #B9D557 #7AD557

triadic

#B9D557 #57B9D5 #D557B9

tetradic

#B9D557 #57D5B2 #7357D5 #D5577A

square

#B9D557 #57D5B2 #7357D5 #D5577A

split-complementary

#B9D557 #577AD5 #B257D5

monochromatic

#768E24 #9FBF30 #B9D557 #CDE188 #E2EDB9

Accessibility & contrast

On white

1.65

#B9D557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.72

#B9D557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9D557

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9D557	#FFFFFF	#000000	##000000
##B9D557	1.00	1.65	12.72	12.72
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.72	21.00	1.00	1.00
##000000	12.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CA49

Deuteranopia (green-blind)

#DECA5F

Tritanopia (blue-blind)

#C2CBBA

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #b9d557;
/* rgb */ color: rgb(185, 213, 87);
/* oklch */ color: oklch(82.7% 0.155 120.5);

Tailwind

colors: {
  custom: {
    50: '#d1e28b',
    500: '#b9d557',
    950: '#000000',
  },
}

SCSS

$custom: #b9d557;
$custom-light: #d1e28b;
$custom-dark: #000000;

JSON

{
  "hex": "#b9d557",
  "rgb": {
    "r": 185,
    "g": 213,
    "b": 87
  },
  "hsl": {
    "h": 73.333,
    "s": 60,
    "l": 58.824
  },
  "oklch": {
    "l": 0.82741,
    "c": 0.15473,
    "h": 120.5
  },
  "luminance": 0.58591
}

Semantic roles & 50–950 ramp

primary

#B9D557

secondary

#503C94

accent

#45E368

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14150C

muted

#83847F

Preview Lab

Preview with #B9D557

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

Preview Lab → · Contrast checker → · Palette generator →