#F8F55B#F8F55B

#F8F55B is a very light, vivid yellow. Relative luminance 0.860; OKLCH L 94.5% C 0.171 H 108.2°. Best body text is #000000 at 18.20:1 contrast (WCAG AA passes).

Color values

HEX	#F8F55B
RGB	rgb(248, 245, 91)
HSL	hsl(59, 92%, 66%)
HSV	hsv(59, 63%, 97%)
CMYK	cmyk(0%, 1.2%, 63.3%, 2.7%)
CIE-LAB	lab(94.32, -17.09, 71.72)
CIE-LCH	lch(94.32, 73.73, 103.41°)
OKLab	oklab(94.52% -0.0533 0.1622)
OKLCH	oklch(94.52% 0.171 108.2)
XYZ	xyz(73.2546, 86.0188, 22.6400)
Luminance	0.8602 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F8F55B #5B5EF8

analogous

#F8A75B #F8F55B #ACF85B

triadic

#F8F55B #5BF8F5 #F55BF8

tetradic

#F8F55B #5BF8A7 #5B5EF8 #F85BAC

square

#F8F55B #5BF8A7 #5B5EF8 #F85BAC

split-complementary

#F8F55B #5BACF8 #A75BF8

monochromatic

#D0CC09 #F5F120 #F8F55B #FBF996 #FDFCD0

Accessibility & contrast

On white

1.15

#F8F55B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.20

#F8F55B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F8F55B

18.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F8F55B	#FFFFFF	#000000	##000000
##F8F55B	1.00	1.15	18.20	18.20
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.20	21.00	1.00	1.00
##000000	18.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC47

Deuteranopia (green-blind)

#FFF165

Tritanopia (blue-blind)

#FFE6D5

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f8f55b;
/* rgb */ color: rgb(248, 245, 91);
/* oklch */ color: oklch(94.5% 0.171 108.2);

Tailwind

colors: {
  custom: {
    50: '#fef890',
    500: '#f8f55b',
    950: '#000000',
  },
}

SCSS

$custom: #f8f55b;
$custom-light: #fef890;
$custom-dark: #000000;

JSON

{
  "hex": "#f8f55b",
  "rgb": {
    "r": 248,
    "g": 245,
    "b": 91
  },
  "hsl": {
    "h": 58.854,
    "s": 91.813,
    "l": 66.471
  },
  "oklch": {
    "l": 0.94515,
    "c": 0.17069,
    "h": 108.2
  },
  "luminance": 0.86017
}

Semantic roles & 50–950 ramp

primary

#F8F55B

secondary

#2C2FCB

accent

#04E600

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F8F55B

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

Preview Lab → · Contrast checker → · Palette generator →