#E04B3A#E04B3A

#E04B3A is a mid, vivid red. Relative luminance 0.212; OKLCH L 61.8% C 0.188 H 29.8°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#E04B3A
RGB	rgb(224, 75, 58)
HSL	hsl(6, 73%, 55%)
HSV	hsv(6, 74%, 88%)
CMYK	cmyk(0%, 66.5%, 74.1%, 12.2%)
CIE-LAB	lab(53.16, 56.93, 41.88)
CIE-LCH	lch(53.16, 70.67, 36.34°)
OKLab	oklab(61.8% 0.1632 0.0936)
OKLCH	oklch(61.8% 0.188 29.8)
XYZ	xyz(34.0240, 21.1899, 6.3007)
Luminance	0.2119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E04B3A #3ACFE0

analogous

#E03A7C #E04B3A #E09E3A

triadic

#E04B3A #3AE04B #4B3AE0

tetradic

#E04B3A #7CE03A #3ACFE0 #9E3AE0

square

#E04B3A #7CE03A #3ACFE0 #9E3AE0

split-complementary

#E04B3A #3AE09E #3A7CE0

monochromatic

#8A2216 #BF2E1E #E04B3A #E87B6F #F1ACA4

Accessibility & contrast

On white

4.01

#E04B3A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#E04B3A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E04B3A

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E04B3A	#FFFFFF	#000000	##000000
##E04B3A	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#756A37

Deuteranopia (green-blind)

#9A8B35

Tritanopia (blue-blind)

#F61E48

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #e04b3a;
/* rgb */ color: rgb(224, 75, 58);
/* oklch */ color: oklch(61.8% 0.188 29.8);

Tailwind

colors: {
  custom: {
    50: '#f28571',
    500: '#e04b3a',
    950: '#000000',
  },
}

SCSS

$custom: #e04b3a;
$custom-light: #f28571;
$custom-dark: #000000;

JSON

{
  "hex": "#e04b3a",
  "rgb": {
    "r": 224,
    "g": 75,
    "b": 58
  },
  "hsl": {
    "h": 6.145,
    "s": 72.807,
    "l": 55.294
  },
  "oklch": {
    "l": 0.61796,
    "c": 0.18811,
    "h": 29.8
  },
  "luminance": 0.21185
}

Semantic roles & 50–950 ramp

primary

#E04B3A

secondary

#98D6DE

accent

#DDEF38

background

#FFF8F6

surface

#FFF0EC

border

#D7CBC7

text

#190C08

muted

#867D7B

Preview Lab

Preview with #E04B3A

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

Preview Lab → · Contrast checker → · Palette generator →