#FDF377#FDF377

#FDF377 is a very light, vivid yellow. Relative luminance 0.863; OKLCH L 94.8% C 0.145 H 104.6°. Best body text is #000000 at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#FDF377
RGB	rgb(253, 243, 119)
HSL	hsl(56, 97%, 73%)
HSV	hsv(56, 53%, 99%)
CMYK	cmyk(0%, 4%, 53%, 0.8%)
CIE-LAB	lab(94.45, -12.21, 60.12)
CIE-LCH	lch(94.45, 61.35, 101.48°)
OKLab	oklab(94.79% -0.0367 0.1408)
OKLCH	oklch(94.79% 0.146 104.6)
XYZ	xyz(75.8906, 86.3182, 30.1126)
Luminance	0.8632 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF377 #7781FD

analogous

#FDB077 #FDF377 #C4FD77

triadic

#FDF377 #77FDF3 #F377FD

tetradic

#FDF377 #77FDB0 #7781FD #FD77C4

square

#FDF377 #77FDB0 #7781FD #FD77C4

split-complementary

#FDF377 #77C4FD #B077FD

monochromatic

#F6E404 #FCEE3B #FDF377 #FEF8B3 #FFFCE1

Accessibility & contrast

On white

1.15

#FDF377 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.26

#FDF377 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF377

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF377	#FFFFFF	#000000	##000000
##FDF377	1.00	1.15	18.26	18.26
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.26	21.00	1.00	1.00
##000000	18.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC6B

Deuteranopia (green-blind)

#FFF27D

Tritanopia (blue-blind)

#FFE5D7

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #fdf377;
/* rgb */ color: rgb(253, 243, 119);
/* oklch */ color: oklch(94.8% 0.145 104.6);

Tailwind

colors: {
  custom: {
    50: '#fff6a1',
    500: '#fdf377',
    950: '#000000',
  },
}

SCSS

$custom: #fdf377;
$custom-light: #fff6a1;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf377",
  "rgb": {
    "r": 253,
    "g": 243,
    "b": 119
  },
  "hsl": {
    "h": 55.522,
    "s": 97.101,
    "l": 72.941
  },
  "oklch": {
    "l": 0.94792,
    "c": 0.1455,
    "h": 104.6
  },
  "luminance": 0.86316
}

Semantic roles & 50–950 ramp

primary

#FDF377

secondary

#3E4ADA

accent

#11E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FDF377

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

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