#CBF15B#CBF15B

#CBF15B is a very light, vivid yellow-green. Relative luminance 0.764; OKLCH L 90.3% C 0.179 H 122.2°. Best body text is #000000 at 16.27:1 contrast (WCAG AA passes).

Color values

HEX	#CBF15B
RGB	rgb(203, 241, 91)
HSL	hsl(75, 84%, 65%)
HSV	hsv(75, 62%, 95%)
CMYK	cmyk(15.8%, 0%, 62.2%, 5.5%)
CIE-LAB	lab(90.03, -32.98, 66.20)
CIE-LCH	lch(90.03, 73.96, 116.48°)
OKLab	oklab(90.27% -0.0952 0.1515)
OKLCH	oklch(90.27% 0.179 122.2)
XYZ	xyz(57.9728, 76.3623, 21.5808)
Luminance	0.7636 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CBF15B #815BF1

analogous

#F1CC5B #CBF15B #80F15B

triadic

#CBF15B #5BCBF1 #F15BCB

tetradic

#CBF15B #5BF1CC #815BF1 #F15B80

square

#CBF15B #5BF1CC #815BF1 #F15B80

split-complementary

#CBF15B #5B80F1 #CC5BF1

monochromatic

#94C110 #B9EC23 #CBF15B #DDF693 #EFFBCC

Accessibility & contrast

On white

1.29

#CBF15B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.27

#CBF15B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CBF15B

16.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CBF15B	#FFFFFF	#000000	##000000
##CBF15B	1.00	1.29	16.27	16.27
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.27	21.00	1.00	1.00
##000000	16.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE348

Deuteranopia (green-blind)

#FAE266

Tritanopia (blue-blind)

#D5E5D2

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #cbf15b;
/* rgb */ color: rgb(203, 241, 91);
/* oklch */ color: oklch(90.3% 0.179 122.2);

Tailwind

colors: {
  custom: {
    50: '#def590',
    500: '#cbf15b',
    950: '#000000',
  },
}

SCSS

$custom: #cbf15b;
$custom-light: #def590;
$custom-dark: #000000;

JSON

{
  "hex": "#cbf15b",
  "rgb": {
    "r": 203,
    "g": 241,
    "b": 91
  },
  "hsl": {
    "h": 75.2,
    "s": 84.27,
    "l": 65.098
  },
  "oklch": {
    "l": 0.90271,
    "c": 0.17893,
    "h": 122.2
  },
  "luminance": 0.76362
}

Semantic roles & 50–950 ramp

primary

#CBF15B

secondary

#5531BF

accent

#05E13C

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #CBF15B

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

Preview Lab → · Contrast checker → · Palette generator →