#CDF15B#CDF15B

#CDF15B is a very light, vivid yellow-green. Relative luminance 0.766; OKLCH L 90.4% C 0.178 H 121.5°. Best body text is #000000 at 16.33:1 contrast (WCAG AA passes).

Color values

HEX	#CDF15B
RGB	rgb(205, 241, 91)
HSL	hsl(74, 84%, 65%)
HSV	hsv(74, 62%, 95%)
CMYK	cmyk(14.9%, 0%, 62.2%, 5.5%)
CIE-LAB	lab(90.16, -32.21, 66.38)
CIE-LCH	lch(90.16, 73.78, 115.89°)
OKLab	oklab(90.41% -0.0932 0.1518)
OKLCH	oklch(90.41% 0.178 121.5)
XYZ	xyz(58.5211, 76.6450, 21.6065)
Luminance	0.7664 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDF15B #7F5BF1

analogous

#F1CA5B #CDF15B #82F15B

triadic

#CDF15B #5BCDF1 #F15BCD

tetradic

#CDF15B #5BF1CA #7F5BF1 #F15B82

square

#CDF15B #5BF1CA #7F5BF1 #F15B82

split-complementary

#CDF15B #5B82F1 #CA5BF1

monochromatic

#97C110 #BCEC23 #CDF15B #DEF693 #EFFBCC

Accessibility & contrast

On white

1.29

#CDF15B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.33

#CDF15B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDF15B

16.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDF15B	#FFFFFF	#000000	##000000
##CDF15B	1.00	1.29	16.33	16.33
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.33	21.00	1.00	1.00
##000000	16.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE348

Deuteranopia (green-blind)

#FAE366

Tritanopia (blue-blind)

#D7E5D2

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #cdf15b;
/* rgb */ color: rgb(205, 241, 91);
/* oklch */ color: oklch(90.4% 0.178 121.5);

Tailwind

colors: {
  custom: {
    50: '#dff590',
    500: '#cdf15b',
    950: '#000000',
  },
}

SCSS

$custom: #cdf15b;
$custom-light: #dff590;
$custom-dark: #000000;

JSON

{
  "hex": "#cdf15b",
  "rgb": {
    "r": 205,
    "g": 241,
    "b": 91
  },
  "hsl": {
    "h": 74.4,
    "s": 84.27,
    "l": 65.098
  },
  "oklch": {
    "l": 0.9041,
    "c": 0.17814,
    "h": 121.5
  },
  "luminance": 0.76645
}

Semantic roles & 50–950 ramp

primary

#CDF15B

secondary

#5331BF

accent

#05E13A

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CDF15B

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

Preview Lab → · Contrast checker → · Palette generator →