#B9D451#B9D451

#B9D451 is a very light, vivid yellow-green. Relative luminance 0.580; OKLCH L 82.5% C 0.158 H 119.9°. Best body text is #000000 at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#B9D451
RGB	rgb(185, 212, 81)
HSL	hsl(72, 60%, 57%)
HSV	hsv(72, 62%, 83%)
CMYK	cmyk(12.7%, 0%, 61.8%, 16.9%)
CIE-LAB	lab(80.74, -27.16, 59.93)
CIE-LCH	lch(80.74, 65.80, 114.38°)
OKLab	oklab(82.46% -0.0789 0.1373)
OKLCH	oklch(82.46% 0.158 119.9)
XYZ	xyz(45.0369, 57.9955, 16.6046)
Luminance	0.5799 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9D451 #6C51D4

analogous

#D4AD51 #B9D451 #78D451

triadic

#B9D451 #51B9D4 #D451B9

tetradic

#B9D451 #51D4AD #6C51D4 #D45178

square

#B9D451 #51D4AD #6C51D4 #D45178

split-complementary

#B9D451 #5178D4 #AD51D4

monochromatic

#748922 #9DBA2E #B9D451 #CDE082 #E0ECB3

Accessibility & contrast

On white

1.67

#B9D451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.60

#B9D451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9D451

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9D451	#FFFFFF	#000000	##000000
##B9D451	1.00	1.67	12.60	12.60
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.60	21.00	1.00	1.00
##000000	12.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C941

Deuteranopia (green-blind)

#DDC95A

Tritanopia (blue-blind)

#C3C9B9

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b9d451;
/* rgb */ color: rgb(185, 212, 81);
/* oklch */ color: oklch(82.5% 0.158 119.9);

Tailwind

colors: {
  custom: {
    50: '#d1e187',
    500: '#b9d451',
    950: '#000000',
  },
}

SCSS

$custom: #b9d451;
$custom-light: #d1e187;
$custom-dark: #000000;

JSON

{
  "hex": "#b9d451",
  "rgb": {
    "r": 185,
    "g": 212,
    "b": 81
  },
  "hsl": {
    "h": 72.366,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.82459,
    "c": 0.15837,
    "h": 119.9
  },
  "luminance": 0.57995
}

Semantic roles & 50–950 ramp

primary

#B9D451

secondary

#4C3A8F

accent

#44E465

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14150C

muted

#83847F

Preview Lab

Preview with #B9D451

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

Preview Lab → · Contrast checker → · Palette generator →