#F7F37B#F7F37B

#F7F37B is a very light, vivid yellow. Relative luminance 0.853; OKLCH L 94.3% C 0.142 H 107.1°. Best body text is #000000 at 18.06:1 contrast (WCAG AA passes).

Color values

HEX	#F7F37B
RGB	rgb(247, 243, 123)
HSL	hsl(58, 89%, 73%)
HSV	hsv(58, 50%, 97%)
CMYK	cmyk(0%, 1.6%, 50.2%, 3.1%)
CIE-LAB	lab(94.02, -14.26, 57.68)
CIE-LCH	lch(94.02, 59.42, 103.89°)
OKLab	oklab(94.35% -0.0419 0.136)
OKLCH	oklch(94.35% 0.142 107.1)
XYZ	xyz(73.9854, 85.3074, 31.3037)
Luminance	0.8530 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F7F37B #7B7FF7

analogous

#F7B57B #F7F37B #BDF77B

triadic

#F7F37B #7BF7F3 #F37BF7

tetradic

#F7F37B #7BF7B5 #7B7FF7 #F77BBD

square

#F7F37B #7BF7B5 #7B7FF7 #F77BBD

split-complementary

#F7F37B #7BBDF7 #B57BF7

monochromatic

#E9E20E #F4EE41 #F7F37B #FAF8B5 #FDFCE2

Accessibility & contrast

On white

1.16

#F7F37B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.06

#F7F37B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F7F37B

18.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F7F37B	#FFFFFF	#000000	##000000
##F7F37B	1.00	1.16	18.06	18.06
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.06	21.00	1.00	1.00
##000000	18.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB70

Deuteranopia (green-blind)

#FFF081

Tritanopia (blue-blind)

#FFE6D8

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #f7f37b;
/* rgb */ color: rgb(247, 243, 123);
/* oklch */ color: oklch(94.3% 0.142 107.1);

Tailwind

colors: {
  custom: {
    50: '#fcf6a4',
    500: '#f7f37b',
    950: '#000000',
  },
}

SCSS

$custom: #f7f37b;
$custom-light: #fcf6a4;
$custom-dark: #000000;

JSON

{
  "hex": "#f7f37b",
  "rgb": {
    "r": 247,
    "g": 243,
    "b": 123
  },
  "hsl": {
    "h": 58.065,
    "s": 88.571,
    "l": 72.549
  },
  "oklch": {
    "l": 0.94346,
    "c": 0.14226,
    "h": 107.1
  },
  "luminance": 0.85305
}

Semantic roles & 50–950 ramp

primary

#F7F37B

secondary

#4348D3

accent

#08E500

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F7F37B

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

Preview Lab → · Contrast checker → · Palette generator →