#FBF178#FBF178

#FBF178 is a very light, vivid yellow. Relative luminance 0.848; OKLCH L 94.2% C 0.143 H 104.5°. Best body text is #000000 at 17.96:1 contrast (WCAG AA passes).

Color values

HEX	#FBF178
RGB	rgb(251, 241, 120)
HSL	hsl(55, 94%, 73%)
HSV	hsv(55, 52%, 98%)
CMYK	cmyk(0%, 4%, 52.2%, 1.6%)
CIE-LAB	lab(93.79, -11.94, 58.86)
CIE-LCH	lch(93.79, 60.06, 101.47°)
OKLab	oklab(94.23% -0.0358 0.1382)
OKLCH	oklch(94.23% 0.143 104.5)
XYZ	xyz(74.6313, 84.7782, 30.1982)
Luminance	0.8478 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF178 #7882FB

analogous

#FBB078 #FBF178 #C3FB78

triadic

#FBF178 #78FBF1 #F178FB

tetradic

#FBF178 #78FBB0 #7882FB #FB78C3

square

#FBF178 #78FBB0 #7882FB #FB78C3

split-complementary

#FBF178 #78C3FB #B078FB

monochromatic

#F1E007 #F9EB3D #FBF178 #FDF7B3 #FEFCE1

Accessibility & contrast

On white

1.17

#FBF178 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.96

#FBF178 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF178

17.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF178	#FFFFFF	#000000	##000000
##FBF178	1.00	1.17	17.96	17.96
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.96	21.00	1.00	1.00
##000000	17.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA6D

Deuteranopia (green-blind)

#FFF07E

Tritanopia (blue-blind)

#FFE3D6

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #fbf178;
/* rgb */ color: rgb(251, 241, 120);
/* oklch */ color: oklch(94.2% 0.143 104.5);

Tailwind

colors: {
  custom: {
    50: '#fff5a2',
    500: '#fbf178',
    950: '#000000',
  },
}

SCSS

$custom: #fbf178;
$custom-light: #fff5a2;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf178",
  "rgb": {
    "r": 251,
    "g": 241,
    "b": 120
  },
  "hsl": {
    "h": 55.42,
    "s": 94.245,
    "l": 72.745
  },
  "oklch": {
    "l": 0.94231,
    "c": 0.14273,
    "h": 104.5
  },
  "luminance": 0.84776
}

Semantic roles & 50–950 ramp

primary

#FBF178

secondary

#3F4BD8

accent

#12E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FBF178

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

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