#EC302B#EC302B

#EC302B is a mid, highly saturated red. Relative luminance 0.201; OKLCH L 61.3% C 0.223 H 27.9°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#EC302B
RGB	rgb(236, 48, 43)
HSL	hsl(2, 84%, 55%)
HSV	hsv(2, 82%, 93%)
CMYK	cmyk(0%, 79.7%, 81.8%, 7.5%)
CIE-LAB	lab(51.98, 69.04, 49.26)
CIE-LCH	lch(51.98, 84.81, 35.51°)
OKLab	oklab(61.27% 0.197 0.1043)
OKLCH	oklch(61.27% 0.223 27.9)
XYZ	xyz(36.0896, 20.1271, 4.2697)
Luminance	0.2012 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EC302B #2BE7EC

analogous

#EC2B87 #EC302B #EC902B

triadic

#EC302B #2BEC30 #302BEC

tetradic

#EC302B #87EC2B #2BE7EC #902BEC

square

#EC302B #87EC2B #2BE7EC #902BEC

split-complementary

#EC302B #2BEC90 #2B87EC

monochromatic

#90100D #C81712 #EC302B #F16763 #F69E9B

Accessibility & contrast

On white

4.18

#EC302B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#EC302B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EC302B

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EC302B	#FFFFFF	#000000	##000000
##EC302B	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6227

Deuteranopia (green-blind)

#9B8A20

Tritanopia (blue-blind)

#FF0032

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #ec302b;
/* rgb */ color: rgb(236, 48, 43);
/* oklch */ color: oklch(61.3% 0.223 27.9);

Tailwind

colors: {
  custom: {
    50: '#fd7a66',
    500: '#ec302b',
    950: '#000000',
  },
}

SCSS

$custom: #ec302b;
$custom-light: #fd7a66;
$custom-dark: #000000;

JSON

{
  "hex": "#ec302b",
  "rgb": {
    "r": 236,
    "g": 48,
    "b": 43
  },
  "hsl": {
    "h": 1.554,
    "s": 83.55,
    "l": 54.706
  },
  "oklch": {
    "l": 0.6127,
    "c": 0.22286,
    "h": 27.9
  },
  "luminance": 0.20121
}

Semantic roles & 50–950 ramp

primary

#EC302B

secondary

#91E0E2

accent

#F5FA2E

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#1A0A06

muted

#877C7A

Preview Lab

Preview with #EC302B

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

Preview Lab → · Contrast checker → · Palette generator →