#FFF951#FFF951

#FFF951 is a very light, vivid yellow. Relative luminance 0.896; OKLCH L 95.8% C 0.180 H 107.3°. Best body text is #000000 at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#FFF951
RGB	rgb(255, 249, 81)
HSL	hsl(58, 100%, 66%)
HSV	hsv(58, 68%, 100%)
CMYK	cmyk(0%, 2.4%, 68.2%, 0%)
CIE-LAB	lab(95.83, -16.73, 77.18)
CIE-LCH	lch(95.83, 78.98, 102.23°)
OKLab	oklab(95.83% -0.0536 0.1719)
OKLCH	oklch(95.83% 0.18 107.3)
XYZ	xyz(76.6037, 89.6080, 21.0439)
Luminance	0.8961 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFF951 #5157FF

analogous

#FFA251 #FFF951 #AEFF51

triadic

#FFF951 #51FFF9 #F951FF

tetradic

#FFF951 #51FFA2 #5157FF #FF51AE

square

#FFF951 #51FFA2 #5157FF #FF51AE

split-complementary

#FFF951 #51AEFF #A251FF

monochromatic

#D6CE00 #FFF714 #FFF951 #FFFB8E #FFFDCB

Accessibility & contrast

On white

1.11

#FFF951 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.92

#FFF951 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFF951

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFF951	#FFFFFF	#000000	##000000
##FFF951	1.00	1.11	18.92	18.92
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.92	21.00	1.00	1.00
##000000	18.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF036

Deuteranopia (green-blind)

#FFF65D

Tritanopia (blue-blind)

#FFE9D8

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #fff951;
/* rgb */ color: rgb(255, 249, 81);
/* oklch */ color: oklch(95.8% 0.180 107.3);

Tailwind

colors: {
  custom: {
    50: '#fffb8b',
    500: '#fff951',
    950: '#000000',
  },
}

SCSS

$custom: #fff951;
$custom-light: #fffb8b;
$custom-dark: #000000;

JSON

{
  "hex": "#fff951",
  "rgb": {
    "r": 255,
    "g": 249,
    "b": 81
  },
  "hsl": {
    "h": 57.931,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.95833,
    "c": 0.1801,
    "h": 107.3
  },
  "luminance": 0.89605
}

Semantic roles & 50–950 ramp

primary

#FFF951

secondary

#252BD0

accent

#08E600

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FFF951

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

Preview Lab → · Contrast checker → · Palette generator →