#F0CB5B#F0CB5B

#F0CB5B is a very light, vivid yellow. Relative luminance 0.620; OKLCH L 85.3% C 0.136 H 90.9°. Best body text is #000000 at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#F0CB5B
RGB	rgb(240, 203, 91)
HSL	hsl(45, 83%, 65%)
HSV	hsv(45, 62%, 94%)
CMYK	cmyk(0%, 15.4%, 62.1%, 5.9%)
CIE-LAB	lab(82.91, 0.62, 59.28)
CIE-LCH	lch(82.91, 59.28, 89.40°)
OKLab	oklab(85.3% -0.0022 0.136)
OKLCH	oklch(85.3% 0.136 90.9)
XYZ	xyz(59.1823, 61.9957, 18.7446)
Luminance	0.6199 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0CB5B #5B80F0

analogous

#F0815B #F0CB5B #CAF05B

triadic

#F0CB5B #5BF0CB #CB5BF0

tetradic

#F0CB5B #5BF081 #5B80F0 #F05BCA

square

#F0CB5B #5BF081 #5B80F0 #F05BCA

split-complementary

#F0CB5B #5BCAF0 #815BF0

monochromatic

#BF9411 #EBB923 #F0CB5B #F5DD93 #FAEFCB

Accessibility & contrast

On white

1.57

#F0CB5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.40

#F0CB5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0CB5B

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0CB5B	#FFFFFF	#000000	##000000
##F0CB5B	1.00	1.57	13.40	13.40
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.40	21.00	1.00	1.00
##000000	13.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC84F

Deuteranopia (green-blind)

#E8D360

Tritanopia (blue-blind)

#FFBCB3

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #f0cb5b;
/* rgb */ color: rgb(240, 203, 91);
/* oklch */ color: oklch(85.3% 0.136 90.9);

Tailwind

colors: {
  custom: {
    50: '#f8da8d',
    500: '#f0cb5b',
    950: '#000000',
  },
}

SCSS

$custom: #f0cb5b;
$custom-light: #f8da8d;
$custom-dark: #000000;

JSON

{
  "hex": "#f0cb5b",
  "rgb": {
    "r": 240,
    "g": 203,
    "b": 91
  },
  "hsl": {
    "h": 45.101,
    "s": 83.24,
    "l": 64.902
  },
  "oklch": {
    "l": 0.853,
    "c": 0.136,
    "h": 90.9
  },
  "luminance": 0.61992
}

Semantic roles & 50–950 ramp

primary

#F0CB5B

secondary

#3255BD

accent

#3CE006

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#18140C

muted

#86837F

Preview Lab

Preview with #F0CB5B

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

Preview Lab → · Contrast checker → · Palette generator →