#FBF37F#FBF37F

#FBF37F is a very light, vivid yellow. Relative luminance 0.861; OKLCH L 94.7% C 0.138 H 105.2°. Best body text is #000000 at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#FBF37F
RGB	rgb(251, 243, 127)
HSL	hsl(56, 94%, 74%)
HSV	hsv(56, 49%, 98%)
CMYK	cmyk(0%, 3.2%, 49.4%, 1.6%)
CIE-LAB	lab(94.37, -12.35, 56.34)
CIE-LCH	lch(94.37, 57.68, 102.36°)
OKLab	oklab(94.72% -0.0362 0.1333)
OKLCH	oklch(94.72% 0.138 105.2)
XYZ	xyz(75.6670, 86.1449, 32.7163)
Luminance	0.8614 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF37F #7F87FB

analogous

#FBB57F #FBF37F #C5FB7F

triadic

#FBF37F #7FFBF3 #F37FFB

tetradic

#FBF37F #7FFBB5 #7F87FB #FB7FC5

square

#FBF37F #7FFBB5 #7F87FB #FB7FC5

split-complementary

#FBF37F #7FC5FB #B57FFB

monochromatic

#F7E808 #F9ED44 #FBF37F #FDF9BA #FEFCE1

Accessibility & contrast

On white

1.15

#FBF37F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.23

#FBF37F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF37F

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF37F	#FFFFFF	#000000	##000000
##FBF37F	1.00	1.15	18.23	18.23
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.23	21.00	1.00	1.00
##000000	18.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC75

Deuteranopia (green-blind)

#FFF185

Tritanopia (blue-blind)

#FFE6D8

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #fbf37f;
/* rgb */ color: rgb(251, 243, 127);
/* oklch */ color: oklch(94.7% 0.138 105.2);

Tailwind

colors: {
  custom: {
    50: '#fff6a7',
    500: '#fbf37f',
    950: '#000000',
  },
}

SCSS

$custom: #fbf37f;
$custom-light: #fff6a7;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf37f",
  "rgb": {
    "r": 251,
    "g": 243,
    "b": 127
  },
  "hsl": {
    "h": 56.129,
    "s": 93.939,
    "l": 74.118
  },
  "oklch": {
    "l": 0.94722,
    "c": 0.13817,
    "h": 105.2
  },
  "luminance": 0.86143
}

Semantic roles & 50–950 ramp

primary

#FBF37F

secondary

#464FD9

accent

#0FE600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#181710

muted

#868580

Preview Lab

Preview with #FBF37F

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

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