#E33838#E33838

#E33838 is a mid, highly saturated red. Relative luminance 0.194; OKLCH L 60.4% C 0.207 H 26.0°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#E33838
RGB	rgb(227, 56, 56)
HSL	hsl(0, 75%, 55%)
HSV	hsv(0, 75%, 89%)
CMYK	cmyk(0%, 75.3%, 75.3%, 11%)
CIE-LAB	lab(51.21, 64.58, 41.00)
CIE-LCH	lch(51.21, 76.49, 32.41°)
OKLab	oklab(60.43% 0.1865 0.091)
OKLCH	oklch(60.43% 0.208 26)
XYZ	xyz(33.8105, 19.4501, 5.7146)
Luminance	0.1945 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E33838 #38E3E3

analogous

#E3388D #E33838 #E38D38

triadic

#E33838 #38E338 #3838E3

tetradic

#E33838 #8DE338 #38E3E3 #8D38E3

square

#E33838 #8DE338 #38E3E3 #8D38E3

split-complementary

#E33838 #38E38D #388DE3

monochromatic

#8D1414 #C21B1B #E33838 #EB6E6E #F2A3A3

Accessibility & contrast

On white

4.30

#E33838 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#E33838 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E33838

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E33838	#FFFFFF	#000000	##000000
##E33838	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6236

Deuteranopia (green-blind)

#968731

Tritanopia (blue-blind)

#FA003A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #e33838;
/* rgb */ color: rgb(227, 56, 56);
/* oklch */ color: oklch(60.4% 0.207 26.0);

Tailwind

colors: {
  custom: {
    50: '#f57c6f',
    500: '#e33838',
    950: '#000000',
  },
}

SCSS

$custom: #e33838;
$custom-light: #f57c6f;
$custom-dark: #000000;

JSON

{
  "hex": "#e33838",
  "rgb": {
    "r": 227,
    "g": 56,
    "b": 56
  },
  "hsl": {
    "h": 0,
    "s": 75.33,
    "l": 55.49
  },
  "oklch": {
    "l": 0.60433,
    "c": 0.2075,
    "h": 26
  },
  "luminance": 0.19445
}

Semantic roles & 50–950 ramp

primary

#E33838

secondary

#98DFDF

accent

#F2F236

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#190B07

muted

#867C7A

Preview Lab

Preview with #E33838

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

Preview Lab → · Contrast checker → · Palette generator →