#F4F57B#F4F57B

#F4F57B is a very light, vivid yellow. Relative luminance 0.860; OKLCH L 94.5% C 0.145 H 109.3°. Best body text is #000000 at 18.19:1 contrast (WCAG AA passes).

Color values

HEX	#F4F57B
RGB	rgb(244, 245, 123)
HSL	hsl(60, 86%, 72%)
HSV	hsv(60, 50%, 96%)
CMYK	cmyk(0.4%, 0%, 49.8%, 3.9%)
CIE-LAB	lab(94.30, -16.41, 57.96)
CIE-LCH	lch(94.30, 60.24, 105.81°)
OKLab	oklab(94.52% -0.0478 0.1366)
OKLCH	oklch(94.52% 0.145 109.3)
XYZ	xyz(73.5375, 85.9697, 31.4551)
Luminance	0.8597 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F4F57B #7C7BF5

analogous

#F5B97B #F4F57B #B7F57B

triadic

#F4F57B #7BF4F5 #F57BF4

tetradic

#F4F57B #7BF5B9 #7C7BF5 #F57BB7

square

#F4F57B #7BF5B9 #7C7BF5 #F57BB7

split-complementary

#F4F57B #7BB7F5 #B97BF5

monochromatic

#E3E411 #EFF142 #F4F57B #F9F9B4 #FDFDE3

Accessibility & contrast

On white

1.15

#F4F57B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.19

#F4F57B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F4F57B

18.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F4F57B	#FFFFFF	#000000	##000000
##F4F57B	1.00	1.15	18.19	18.19
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.19	21.00	1.00	1.00
##000000	18.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC70

Deuteranopia (green-blind)

#FFF181

Tritanopia (blue-blind)

#FFE8D9

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f4f57b;
/* rgb */ color: rgb(244, 245, 123);
/* oklch */ color: oklch(94.5% 0.145 109.3);

Tailwind

colors: {
  custom: {
    50: '#faf8a4',
    500: '#f4f57b',
    950: '#000000',
  },
}

SCSS

$custom: #f4f57b;
$custom-light: #faf8a4;
$custom-dark: #000000;

JSON

{
  "hex": "#f4f57b",
  "rgb": {
    "r": 244,
    "g": 245,
    "b": 123
  },
  "hsl": {
    "h": 60.492,
    "s": 85.915,
    "l": 72.157
  },
  "oklch": {
    "l": 0.94516,
    "c": 0.14474,
    "h": 109.3
  },
  "luminance": 0.85968
}

Semantic roles & 50–950 ramp

primary

#F4F57B

secondary

#4544D0

accent

#03E205

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F4F57B

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

Preview Lab → · Contrast checker → · Palette generator →