#EDF45B#EDF45B

#EDF45B is a very light, vivid yellow. Relative luminance 0.835; OKLCH L 93.4% C 0.172 H 111.8°. Best body text is #000000 at 17.69:1 contrast (WCAG AA passes).

Color values

HEX	#EDF45B
RGB	rgb(237, 244, 91)
HSL	hsl(63, 87%, 66%)
HSV	hsv(63, 63%, 96%)
CMYK	cmyk(2.9%, 0%, 62.7%, 4.3%)
CIE-LAB	lab(93.22, -21.03, 70.31)
CIE-LCH	lch(93.22, 73.38, 106.65°)
OKLab	oklab(93.43% -0.0637 0.1594)
OKLCH	oklch(93.43% 0.172 111.8)
XYZ	xyz(69.1660, 83.4628, 22.3619)
Luminance	0.8346 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EDF45B #625BF4

analogous

#F4AE5B #EDF45B #A0F45B

triadic

#EDF45B #5BEDF4 #F45BED

tetradic

#EDF45B #5BF4AE #625BF4 #F45BA0

square

#EDF45B #5BF4AE #625BF4 #F45BA0

split-complementary

#EDF45B #5BA0F4 #AE5BF4

monochromatic

#BFC70D #E7F022 #EDF45B #F3F894 #FAFCCE

Accessibility & contrast

On white

1.19

#EDF45B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.69

#EDF45B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EDF45B

17.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EDF45B	#FFFFFF	#000000	##000000
##EDF45B	1.00	1.19	17.69	17.69
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.69	21.00	1.00	1.00
##000000	17.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE947

Deuteranopia (green-blind)

#FFED65

Tritanopia (blue-blind)

#FCE6D4

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #edf45b;
/* rgb */ color: rgb(237, 244, 91);
/* oklch */ color: oklch(93.4% 0.172 111.8);

Tailwind

colors: {
  custom: {
    50: '#f6f790',
    500: '#edf45b',
    950: '#000000',
  },
}

SCSS

$custom: #edf45b;
$custom-light: #f6f790;
$custom-dark: #000000;

JSON

{
  "hex": "#edf45b",
  "rgb": {
    "r": 237,
    "g": 244,
    "b": 91
  },
  "hsl": {
    "h": 62.745,
    "s": 87.429,
    "l": 65.686
  },
  "oklch": {
    "l": 0.93427,
    "c": 0.17171,
    "h": 111.8
  },
  "luminance": 0.83461
}

Semantic roles & 50–950 ramp

primary

#EDF45B

secondary

#362FC4

accent

#02E40C

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EDF45B

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

Preview Lab → · Contrast checker → · Palette generator →