#CEF261#CEF261

#CEF261 is a very light, vivid yellow-green. Relative luminance 0.775; OKLCH L 90.8% C 0.174 H 121.7°. Best body text is #000000 at 16.50:1 contrast (WCAG AA passes).

Color values

HEX	#CEF261
RGB	rgb(206, 242, 97)
HSL	hsl(75, 85%, 66%)
HSV	hsv(75, 60%, 95%)
CMYK	cmyk(14.9%, 0%, 59.9%, 5.1%)
CIE-LAB	lab(90.55, -31.85, 64.35)
CIE-LCH	lch(90.55, 71.81, 116.33°)
OKLab	oklab(90.76% -0.0917 0.1483)
OKLCH	oklch(90.76% 0.174 121.7)
XYZ	xyz(59.3640, 77.4891, 23.1364)
Luminance	0.7749 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF261 #8561F2

analogous

#F2CE61 #CEF261 #86F261

triadic

#CEF261 #61CEF2 #F261CE

tetradic

#CEF261 #61F2CE #8561F2 #F26186

square

#CEF261 #61F2CE #8561F2 #F26186

split-complementary

#CEF261 #6186F2 #CE61F2

monochromatic

#9BC810 #BCED28 #CEF261 #E0F79A #F1FBD2

Accessibility & contrast

On white

1.27

#CEF261 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.50

#CEF261 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF261

16.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF261	#FFFFFF	#000000	##000000
##CEF261	1.00	1.27	16.50	16.50
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.50	21.00	1.00	1.00
##000000	16.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE550

Deuteranopia (green-blind)

#FBE46B

Tritanopia (blue-blind)

#D8E7D3

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #cef261;
/* rgb */ color: rgb(206, 242, 97);
/* oklch */ color: oklch(90.8% 0.174 121.7);

Tailwind

colors: {
  custom: {
    50: '#e0f693',
    500: '#cef261',
    950: '#000000',
  },
}

SCSS

$custom: #cef261;
$custom-light: #e0f693;
$custom-dark: #000000;

JSON

{
  "hex": "#cef261",
  "rgb": {
    "r": 206,
    "g": 242,
    "b": 97
  },
  "hsl": {
    "h": 74.897,
    "s": 84.795,
    "l": 66.471
  },
  "oklch": {
    "l": 0.90755,
    "c": 0.17433,
    "h": 121.7
  },
  "luminance": 0.77489
}

Semantic roles & 50–950 ramp

primary

#CEF261

secondary

#5732C5

accent

#04E13B

background

#FEFFFC

surface

#FCFEF5

border

#D5D6CF

text

#16170D

muted

#84857F

Preview Lab

Preview with #CEF261

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

Preview Lab → · Contrast checker → · Palette generator →