#DEF257#DEF257

#DEF257 is a very light, vivid yellow. Relative luminance 0.797; OKLCH L 91.8% C 0.176 H 116.3°. Best body text is #000000 at 16.94:1 contrast (WCAG AA passes).

Color values

HEX	#DEF257
RGB	rgb(222, 242, 87)
HSL	hsl(68, 86%, 65%)
HSV	hsv(68, 64%, 95%)
CMYK	cmyk(8.3%, 0%, 64%, 5.1%)
CIE-LAB	lab(91.56, -26.30, 69.80)
CIE-LCH	lch(91.56, 74.59, 110.64°)
OKLab	oklab(91.82% -0.078 0.1582)
OKLCH	oklch(91.82% 0.176 116.3)
XYZ	xyz(63.5980, 79.7228, 21.0527)
Luminance	0.7972 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DEF257 #6B57F2

analogous

#F2B957 #DEF257 #91F257

triadic

#DEF257 #57DEF2 #F257DE

tetradic

#DEF257 #57F2B9 #6B57F2 #F25791

square

#DEF257 #57F2B9 #6B57F2 #F25791

split-complementary

#DEF257 #5791F2 #B957F2

monochromatic

#A9C00F #D3EE1E #DEF257 #E9F690 #F4FBC9

Accessibility & contrast

On white

1.24

#DEF257 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.94

#DEF257 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #DEF257

16.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DEF257	#FFFFFF	#000000	##000000
##DEF257	1.00	1.24	16.94	16.94
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.94	21.00	1.00	1.00
##000000	16.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE642

Deuteranopia (green-blind)

#FFE862

Tritanopia (blue-blind)

#EBE5D2

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #def257;
/* rgb */ color: rgb(222, 242, 87);
/* oklch */ color: oklch(91.8% 0.176 116.3);

Tailwind

colors: {
  custom: {
    50: '#ebf68e',
    500: '#def257',
    950: '#000000',
  },
}

SCSS

$custom: #def257;
$custom-light: #ebf68e;
$custom-dark: #000000;

JSON

{
  "hex": "#def257",
  "rgb": {
    "r": 222,
    "g": 242,
    "b": 87
  },
  "hsl": {
    "h": 67.742,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.9182,
    "c": 0.17637,
    "h": 116.3
  },
  "luminance": 0.79722
}

Semantic roles & 50–950 ramp

primary

#DEF257

secondary

#4230BE

accent

#03E220

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #DEF257

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

Preview Lab → · Contrast checker → · Palette generator →