#EDF57B#EDF57B

#EDF57B is a very light, vivid yellow. Relative luminance 0.847; OKLCH L 94.0% C 0.146 H 112.2°. Best body text is #000000 at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#EDF57B
RGB	rgb(237, 245, 123)
HSL	hsl(64, 86%, 72%)
HSV	hsv(64, 50%, 96%)
CMYK	cmyk(3.3%, 0%, 49.8%, 3.9%)
CIE-LAB	lab(93.77, -19.15, 57.20)
CIE-LCH	lch(93.77, 60.33, 108.51°)
OKLab	oklab(93.97% -0.0552 0.1351)
OKLCH	oklch(93.97% 0.146 112.2)
XYZ	xyz(71.1540, 84.7407, 31.3434)
Luminance	0.8474 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EDF57B #837BF5

analogous

#F5C07B #EDF57B #B0F57B

triadic

#EDF57B #7BEDF5 #F57BED

tetradic

#EDF57B #7BF5C0 #837BF5 #F57BB0

square

#EDF57B #7BF5C0 #837BF5 #F57BB0

split-complementary

#EDF57B #7BB0F5 #C07BF5

monochromatic

#D6E411 #E5F142 #EDF57B #F5F9B4 #FBFDE3

Accessibility & contrast

On white

1.17

#EDF57B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.95

#EDF57B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EDF57B

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EDF57B	#FFFFFF	#000000	##000000
##EDF57B	1.00	1.17	17.95	17.95
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.95	21.00	1.00	1.00
##000000	17.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB70

Deuteranopia (green-blind)

#FFEF81

Tritanopia (blue-blind)

#FAE9D9

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #edf57b;
/* rgb */ color: rgb(237, 245, 123);
/* oklch */ color: oklch(94.0% 0.146 112.2);

Tailwind

colors: {
  custom: {
    50: '#f5f8a4',
    500: '#edf57b',
    950: '#000000',
  },
}

SCSS

$custom: #edf57b;
$custom-light: #f5f8a4;
$custom-dark: #000000;

JSON

{
  "hex": "#edf57b",
  "rgb": {
    "r": 237,
    "g": 245,
    "b": 123
  },
  "hsl": {
    "h": 63.934,
    "s": 85.915,
    "l": 72.157
  },
  "oklch": {
    "l": 0.93965,
    "c": 0.14593,
    "h": 112.2
  },
  "luminance": 0.84739
}

Semantic roles & 50–950 ramp

primary

#EDF57B

secondary

#4D44D0

accent

#03E212

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EDF57B

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

Preview Lab → · Contrast checker → · Palette generator →