#F5D03B#F5D03B

#F5D03B is a very light, vivid yellow. Relative luminance 0.648; OKLCH L 86.5% C 0.161 H 94.3°. Best body text is #000000 at 13.97:1 contrast (WCAG AA passes).

Color values

HEX	#F5D03B
RGB	rgb(245, 208, 59)
HSL	hsl(48, 90%, 60%)
HSV	hsv(48, 76%, 96%)
CMYK	cmyk(0%, 15.1%, 75.9%, 3.9%)
CIE-LAB	lab(84.40, -1.47, 73.53)
CIE-LCH	lch(84.40, 73.54, 91.15°)
OKLab	oklab(86.51% -0.0121 0.1606)
OKLCH	oklch(86.51% 0.161 94.3)
XYZ	xyz(61.0048, 64.8435, 13.4397)
Luminance	0.6484 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5D03B #3B60F5

analogous

#F5733B #F5D03B #BDF53B

triadic

#F5D03B #3BF5D0 #D03BF5

tetradic

#F5D03B #3BF573 #3B60F5 #F53BBD

square

#F5D03B #3BF573 #3B60F5 #F53BBD

split-complementary

#F5D03B #3BBDF5 #733BF5

monochromatic

#AD8C09 #E7BB0C #F5D03B #F8DE75 #FBECAF

Accessibility & contrast

On white

1.50

#F5D03B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.97

#F5D03B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5D03B

13.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5D03B	#FFFFFF	#000000	##000000
##F5D03B	1.00	1.50	13.97	13.97
#FFFFFF	1.50	1.00	21.00	21.00
#000000	13.97	21.00	1.00	1.00
##000000	13.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CC1D

Deuteranopia (green-blind)

#F0D745

Tritanopia (blue-blind)

#FFBFB4

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #f5d03b;
/* rgb */ color: rgb(245, 208, 59);
/* oklch */ color: oklch(86.5% 0.161 94.3);

Tailwind

colors: {
  custom: {
    50: '#fddd7c',
    500: '#f5d03b',
    950: '#000000',
  },
}

SCSS

$custom: #f5d03b;
$custom-light: #fddd7c;
$custom-dark: #000000;

JSON

{
  "hex": "#f5d03b",
  "rgb": {
    "r": 245,
    "g": 208,
    "b": 59
  },
  "hsl": {
    "h": 48.065,
    "s": 90.291,
    "l": 59.608
  },
  "oklch": {
    "l": 0.86513,
    "c": 0.16108,
    "h": 94.3
  },
  "luminance": 0.6484
}

Semantic roles & 50–950 ramp

primary

#F5D03B

secondary

#2742AD

accent

#53FF29

background

#FFFEFB

surface

#FFFCF2

border

#D7D5CC

text

#19150A

muted

#87847D

Preview Lab

Preview with #F5D03B

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

Preview Lab → · Contrast checker → · Palette generator →