#E1CA37#E1CA37

#E1CA37 is a very light, vivid yellow. Relative luminance 0.585; OKLCH L 83.4% C 0.158 H 99.9°. Best body text is #000000 at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#E1CA37
RGB	rgb(225, 202, 55)
HSL	hsl(52, 74%, 55%)
HSV	hsv(52, 76%, 88%)
CMYK	cmyk(0%, 10.2%, 75.6%, 11.8%)
CIE-LAB	lab(81.03, -7.05, 71.07)
CIE-LCH	lch(81.03, 71.42, 95.66°)
OKLab	oklab(83.41% -0.0272 0.1555)
OKLCH	oklch(83.41% 0.158 99.9)
XYZ	xyz(52.8641, 58.5270, 12.1260)
Luminance	0.5852 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E1CA37 #374EE1

analogous

#E17537 #E1CA37 #A3E137

triadic

#E1CA37 #37E1CA #CA37E1

tetradic

#E1CA37 #37E175 #374EE1 #E137A3

square

#E1CA37 #37E175 #374EE1 #E137A3

split-complementary

#E1CA37 #37A3E1 #7537E1

monochromatic

#897915 #BEA81D #E1CA37 #E9D86C #F1E6A1

Accessibility & contrast

On white

1.65

#E1CA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.70

#E1CA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E1CA37

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E1CA37	#FFFFFF	#000000	##000000
##E1CA37	1.00	1.65	12.70	12.70
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.70	21.00	1.00	1.00
##000000	12.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC418

Deuteranopia (green-blind)

#E4CD41

Tritanopia (blue-blind)

#F3BBAE

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #e1ca37;
/* rgb */ color: rgb(225, 202, 55);
/* oklch */ color: oklch(83.4% 0.158 99.9);

Tailwind

colors: {
  custom: {
    50: '#efd979',
    500: '#e1ca37',
    950: '#000000',
  },
}

SCSS

$custom: #e1ca37;
$custom-light: #efd979;
$custom-dark: #000000;

JSON

{
  "hex": "#e1ca37",
  "rgb": {
    "r": 225,
    "g": 202,
    "b": 55
  },
  "hsl": {
    "h": 51.882,
    "s": 73.913,
    "l": 54.902
  },
  "oklch": {
    "l": 0.83409,
    "c": 0.15783,
    "h": 99.9
  },
  "luminance": 0.58524
}

Semantic roles & 50–950 ramp

primary

#E1CA37

secondary

#2D3B8F

accent

#50F137

background

#FFFEFB

surface

#FFFBF2

border

#D7D4CC

text

#17140A

muted

#85837D

Preview Lab

Preview with #E1CA37

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

Preview Lab → · Contrast checker → · Palette generator →