#CFF057#CFF057

#CFF057 is a very light, vivid yellow-green. Relative luminance 0.763; OKLCH L 90.3% C 0.179 H 120.5°. Best body text is #000000 at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#CFF057
RGB	rgb(207, 240, 87)
HSL	hsl(73, 84%, 64%)
HSV	hsv(73, 64%, 94%)
CMYK	cmyk(13.7%, 0%, 63.7%, 5.9%)
CIE-LAB	lab(89.99, -31.25, 67.83)
CIE-LCH	lch(89.99, 74.68, 114.74°)
OKLab	oklab(90.3% -0.091 0.1543)
OKLCH	oklch(90.3% 0.179 120.5)
XYZ	xyz(58.6134, 76.2738, 20.6495)
Luminance	0.7627 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFF057 #7857F0

analogous

#F0C557 #CFF057 #83F057

triadic

#CFF057 #57CFF0 #F057CF

tetradic

#CFF057 #57F0C5 #7857F0 #F05783

square

#CFF057 #57F0C5 #7857F0 #F05783

split-complementary

#CFF057 #5783F0 #C557F0

monochromatic

#97BC11 #BFEB1F #CFF057 #DFF58F #EFFAC7

Accessibility & contrast

On white

1.29

#CFF057 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.25

#CFF057 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFF057

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFF057	#FFFFFF	#000000	##000000
##CFF057	1.00	1.29	16.25	16.25
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.25	21.00	1.00	1.00
##000000	16.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE343

Deuteranopia (green-blind)

#FAE362

Tritanopia (blue-blind)

#DAE4D1

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #cff057;
/* rgb */ color: rgb(207, 240, 87);
/* oklch */ color: oklch(90.3% 0.179 120.5);

Tailwind

colors: {
  custom: {
    50: '#e1f58d',
    500: '#cff057',
    950: '#000000',
  },
}

SCSS

$custom: #cff057;
$custom-light: #e1f58d;
$custom-dark: #000000;

JSON

{
  "hex": "#cff057",
  "rgb": {
    "r": 207,
    "g": 240,
    "b": 87
  },
  "hsl": {
    "h": 72.941,
    "s": 83.607,
    "l": 64.118
  },
  "oklch": {
    "l": 0.90295,
    "c": 0.17917,
    "h": 120.5
  },
  "luminance": 0.76274
}

Semantic roles & 50–950 ramp

primary

#CFF057

secondary

#4E31BA

accent

#05E035

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CFF057

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

Preview Lab → · Contrast checker → · Palette generator →