#CEF05A#CEF05A

#CEF05A is a very light, vivid yellow-green. Relative luminance 0.762; OKLCH L 90.3% C 0.177 H 120.9°. Best body text is #000000 at 16.24:1 contrast (WCAG AA passes).

Color values

HEX	#CEF05A
RGB	rgb(206, 240, 90)
HSL	hsl(74, 83%, 65%)
HSV	hsv(74, 63%, 94%)
CMYK	cmyk(14.2%, 0%, 62.5%, 5.9%)
CIE-LAB	lab(89.94, -31.43, 66.57)
CIE-LCH	lch(89.94, 73.62, 115.28°)
OKLab	oklab(90.25% -0.0912 0.1521)
OKLCH	oklch(90.25% 0.177 120.9)
XYZ	xyz(58.4599, 76.1803, 21.2954)
Luminance	0.7618 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF05A #7C5AF0

analogous

#F0C75A #CEF05A #83F05A

triadic

#CEF05A #5ACEF0 #F05ACE

tetradic

#CEF05A #5AF0C7 #7C5AF0 #F05A83

square

#CEF05A #5AF0C7 #7C5AF0 #F05A83

split-complementary

#CEF05A #5A83F0 #C75AF0

monochromatic

#97BE11 #BDEB22 #CEF05A #DFF592 #EFFACA

Accessibility & contrast

On white

1.29

#CEF05A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.24

#CEF05A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF05A

16.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF05A	#FFFFFF	#000000	##000000
##CEF05A	1.00	1.29	16.24	16.24
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.24	21.00	1.00	1.00
##000000	16.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE347

Deuteranopia (green-blind)

#FAE265

Tritanopia (blue-blind)

#D8E4D1

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #cef05a;
/* rgb */ color: rgb(206, 240, 90);
/* oklch */ color: oklch(90.3% 0.177 120.9);

Tailwind

colors: {
  custom: {
    50: '#e0f58f',
    500: '#cef05a',
    950: '#000000',
  },
}

SCSS

$custom: #cef05a;
$custom-light: #e0f58f;
$custom-dark: #000000;

JSON

{
  "hex": "#cef05a",
  "rgb": {
    "r": 206,
    "g": 240,
    "b": 90
  },
  "hsl": {
    "h": 73.6,
    "s": 83.333,
    "l": 64.706
  },
  "oklch": {
    "l": 0.90251,
    "c": 0.17732,
    "h": 120.9
  },
  "luminance": 0.7618
}

Semantic roles & 50–950 ramp

primary

#CEF05A

secondary

#5132BD

accent

#06E037

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CEF05A

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

Preview Lab → · Contrast checker → · Palette generator →