#F9F582#F9F582

#F9F582 is a very light, vivid yellow. Relative luminance 0.871; OKLCH L 95.0% C 0.137 H 107.0°. Best body text is #000000 at 18.41:1 contrast (WCAG AA passes).

Color values

HEX	#F9F582
RGB	rgb(249, 245, 130)
HSL	hsl(58, 91%, 74%)
HSV	hsv(58, 48%, 98%)
CMYK	cmyk(0%, 1.6%, 47.8%, 2.4%)
CIE-LAB	lab(94.76, -13.85, 55.38)
CIE-LCH	lch(94.76, 57.09, 104.04°)
OKLab	oklab(95% -0.0401 0.1315)
OKLCH	oklch(95% 0.137 107)
XYZ	xyz(75.7504, 87.0582, 33.9284)
Luminance	0.8706 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9F582 #8286F9

analogous

#F9BA82 #F9F582 #C2F982

triadic

#F9F582 #82F9F5 #F582F9

tetradic

#F9F582 #82F9BA #8286F9 #F982C2

square

#F9F582 #82F9BA #8286F9 #F982C2

split-complementary

#F9F582 #82C2F9 #BA82F9

monochromatic

#F3EC0D #F6F048 #F9F582 #FCFABC #FEFDE2

Accessibility & contrast

On white

1.14

#F9F582 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.41

#F9F582 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9F582

18.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9F582	#FFFFFF	#000000	##000000
##F9F582	1.00	1.14	18.41	18.41
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.41	21.00	1.00	1.00
##000000	18.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED78

Deuteranopia (green-blind)

#FFF288

Tritanopia (blue-blind)

#FFE8DA

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #f9f582;
/* rgb */ color: rgb(249, 245, 130);
/* oklch */ color: oklch(95.0% 0.137 107.0);

Tailwind

colors: {
  custom: {
    50: '#fdf8a9',
    500: '#f9f582',
    950: '#000000',
  },
}

SCSS

$custom: #f9f582;
$custom-light: #fdf8a9;
$custom-dark: #000000;

JSON

{
  "hex": "#f9f582",
  "rgb": {
    "r": 249,
    "g": 245,
    "b": 130
  },
  "hsl": {
    "h": 57.983,
    "s": 90.84,
    "l": 74.314
  },
  "oklch": {
    "l": 0.95004,
    "c": 0.13748,
    "h": 107
  },
  "luminance": 0.87056
}

Semantic roles & 50–950 ramp

primary

#F9F582

secondary

#494ED6

accent

#08E600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #F9F582

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

Preview Lab → · Contrast checker → · Palette generator →