#F5E57B#F5E57B

#F5E57B is a very light, vivid yellow. Relative luminance 0.769; OKLCH L 91.3% C 0.128 H 100.8°. Best body text is #000000 at 16.38:1 contrast (WCAG AA passes).

Color values

HEX	#F5E57B
RGB	rgb(245, 229, 123)
HSL	hsl(52, 86%, 72%)
HSV	hsv(52, 50%, 96%)
CMYK	cmyk(0%, 6.5%, 49.8%, 3.9%)
CIE-LAB	lab(90.27, -8.13, 53.18)
CIE-LCH	lch(90.27, 53.80, 98.69°)
OKLab	oklab(91.33% -0.0242 0.1262)
OKLCH	oklch(91.33% 0.128 100.8)
XYZ	xyz(69.2527, 76.8836, 29.9271)
Luminance	0.7688 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5E57B #7B8BF5

analogous

#F5A87B #F5E57B #C8F57B

triadic

#F5E57B #7BF5E5 #E57BF5

tetradic

#F5E57B #7BF5A8 #7B8BF5 #F57BC8

square

#F5E57B #7BF5A8 #7B8BF5 #F57BC8

split-complementary

#F5E57B #7BC8F5 #A87BF5

monochromatic

#E4C911 #F1DA42 #F5E57B #F9F0B4 #FDF9E3

Accessibility & contrast

On white

1.28

#F5E57B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.38

#F5E57B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5E57B

16.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5E57B	#FFFFFF	#000000	##000000
##F5E57B	1.00	1.28	16.38	16.38
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.38	21.00	1.00	1.00
##000000	16.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DF72

Deuteranopia (green-blind)

#FBE680

Tritanopia (blue-blind)

#FFD8CC

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #f5e57b;
/* rgb */ color: rgb(245, 229, 123);
/* oklch */ color: oklch(91.3% 0.128 100.8);

Tailwind

colors: {
  custom: {
    50: '#fbeda3',
    500: '#f5e57b',
    950: '#000000',
  },
}

SCSS

$custom: #f5e57b;
$custom-light: #fbeda3;
$custom-dark: #000000;

JSON

{
  "hex": "#f5e57b",
  "rgb": {
    "r": 245,
    "g": 229,
    "b": 123
  },
  "hsl": {
    "h": 52.131,
    "s": 85.915,
    "l": 72.157
  },
  "oklch": {
    "l": 0.9133,
    "c": 0.12846,
    "h": 100.8
  },
  "luminance": 0.76881
}

Semantic roles & 50–950 ramp

primary

#F5E57B

secondary

#4456D0

accent

#20E203

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#18160F

muted

#868480

Preview Lab

Preview with #F5E57B

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

Preview Lab → · Contrast checker → · Palette generator →