#E75B51#E75B51

#E75B51 is a light, vivid red. Relative luminance 0.251; OKLCH L 65.1% C 0.176 H 27.1°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#E75B51
RGB	rgb(231, 91, 81)
HSL	hsl(4, 76%, 61%)
HSV	hsv(4, 65%, 91%)
CMYK	cmyk(0%, 60.6%, 64.9%, 9.4%)
CIE-LAB	lab(57.14, 53.66, 34.07)
CIE-LCH	lch(57.14, 63.57, 32.41°)
OKLab	oklab(65.11% 0.1566 0.0802)
OKLCH	oklch(65.11% 0.176 27.1)
XYZ	xyz(38.1850, 25.0703, 10.6113)
Luminance	0.2506 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E75B51 #51DDE7

analogous

#E75192 #E75B51 #E7A651

triadic

#E75B51 #51E75B #5B51E7

tetradic

#E75B51 #92E751 #51DDE7 #A651E7

square

#E75B51 #92E751 #51DDE7 #A651E7

split-complementary

#E75B51 #51E7A6 #5192E7

monochromatic

#A72117 #DC2B1E #E75B51 #EE8E87 #F6C0BD

Accessibility & contrast

On white

3.49

#E75B51 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#E75B51 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E75B51

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E75B51	#FFFFFF	#000000	##000000
##E75B51	1.00	3.49	6.01	6.01
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.01	21.00	1.00	1.00
##000000	6.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80764F

Deuteranopia (green-blind)

#A3944D

Tritanopia (blue-blind)

#FD3D5A

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #e75b51;
/* rgb */ color: rgb(231, 91, 81);
/* oklch */ color: oklch(65.1% 0.176 27.1);

Tailwind

colors: {
  custom: {
    50: '#f68f82',
    500: '#e75b51',
    950: '#000000',
  },
}

SCSS

$custom: #e75b51;
$custom-light: #f68f82;
$custom-dark: #000000;

JSON

{
  "hex": "#e75b51",
  "rgb": {
    "r": 231,
    "g": 91,
    "b": 81
  },
  "hsl": {
    "h": 4,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.65109,
    "c": 0.17592,
    "h": 27.1
  },
  "luminance": 0.25065
}

Semantic roles & 50–950 ramp

primary

#E75B51

secondary

#AEE2E6

accent

#CAD80E

background

#FFF9F7

surface

#FFF1EE

border

#D7CBC9

text

#180D0A

muted

#867E7C

Preview Lab

Preview with #E75B51

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

Preview Lab → · Contrast checker → · Palette generator →