#E4C03F#E4C03F

#E4C03F is a light, vivid yellow. Relative luminance 0.546; OKLCH L 81.7% C 0.147 H 92.9°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#E4C03F
RGB	rgb(228, 192, 63)
HSL	hsl(47, 75%, 57%)
HSV	hsv(47, 72%, 89%)
CMYK	cmyk(0%, 15.8%, 72.4%, 10.6%)
CIE-LAB	lab(78.78, -0.28, 66.20)
CIE-LCH	lch(78.78, 66.20, 90.25°)
OKLab	oklab(81.71% -0.0074 0.1465)
OKLCH	oklch(81.71% 0.147 92.9)
XYZ	xyz(51.7446, 54.5551, 12.5064)
Luminance	0.5455 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4C03F #3F63E4

analogous

#E46E3F #E4C03F #B6E43F

triadic

#E4C03F #3FE4C0 #C03FE4

tetradic

#E4C03F #3FE46E #3F63E4 #E43FB6

square

#E4C03F #3FE46E #3F63E4 #E43FB6

split-complementary

#E4C03F #3FB6E4 #6E3FE4

monochromatic

#947815 #C9A41C #E4C03F #ECD275 #F3E3AA

Accessibility & contrast

On white

1.76

#E4C03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#E4C03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4C03F

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4C03F	#FFFFFF	#000000	##000000
##E4C03F	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD2B

Deuteranopia (green-blind)

#DEC746

Tritanopia (blue-blind)

#F6B1A6

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #e4c03f;
/* rgb */ color: rgb(228, 192, 63);
/* oklch */ color: oklch(81.7% 0.147 92.9);

Tailwind

colors: {
  custom: {
    50: '#f1d27c',
    500: '#e4c03f',
    950: '#000000',
  },
}

SCSS

$custom: #e4c03f;
$custom-light: #f1d27c;
$custom-dark: #000000;

JSON

{
  "hex": "#e4c03f",
  "rgb": {
    "r": 228,
    "g": 192,
    "b": 63
  },
  "hsl": {
    "h": 46.909,
    "s": 75.342,
    "l": 57.059
  },
  "oklch": {
    "l": 0.8171,
    "c": 0.14669,
    "h": 92.9
  },
  "luminance": 0.54552
}

Semantic roles & 50–950 ramp

primary

#E4C03F

secondary

#2F4698

accent

#5FF236

background

#FFFEFB

surface

#FFFBF2

border

#D7D4CC

text

#17140A

muted

#85837D

Preview Lab

Preview with #E4C03F

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

Preview Lab → · Contrast checker → · Palette generator →