#E04743#E04743

#E04743 is a mid, vivid red. Relative luminance 0.208; OKLCH L 61.5% C 0.190 H 26.0°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#E04743
RGB	rgb(224, 71, 67)
HSL	hsl(2, 72%, 57%)
HSV	hsv(2, 70%, 88%)
CMYK	cmyk(0%, 68.3%, 70.1%, 12.2%)
CIE-LAB	lab(52.69, 58.89, 36.35)
CIE-LCH	lch(52.69, 69.21, 31.68°)
OKLab	oklab(61.48% 0.1711 0.0834)
OKLCH	oklch(61.48% 0.19 26)
XYZ	xyz(34.0105, 20.7640, 7.5261)
Luminance	0.2076 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E04743 #43DCE0

analogous

#E0438D #E04743 #E09643

triadic

#E04743 #43E047 #4743E0

tetradic

#E04743 #8DE043 #43DCE0 #9643E0

square

#E04743 #8DE043 #43DCE0 #9643E0

split-complementary

#E04743 #43E096 #438DE0

monochromatic

#911B18 #C52521 #E04743 #E97A78 #F1AEAC

Accessibility & contrast

On white

4.08

#E04743 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#E04743 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E04743

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E04743	#FFFFFF	#000000	##000000
##E04743	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#726941

Deuteranopia (green-blind)

#988A3E

Tritanopia (blue-blind)

#F61748

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #e04743;
/* rgb */ color: rgb(224, 71, 67);
/* oklch */ color: oklch(61.5% 0.190 26.0);

Tailwind

colors: {
  custom: {
    50: '#f28377',
    500: '#e04743',
    950: '#000000',
  },
}

SCSS

$custom: #e04743;
$custom-light: #f28377;
$custom-dark: #000000;

JSON

{
  "hex": "#e04743",
  "rgb": {
    "r": 224,
    "g": 71,
    "b": 67
  },
  "hsl": {
    "h": 1.529,
    "s": 71.689,
    "l": 57.059
  },
  "oklch": {
    "l": 0.61482,
    "c": 0.19039,
    "h": 26
  },
  "luminance": 0.20759
}

Semantic roles & 50–950 ramp

primary

#E04743

secondary

#9FDEDF

accent

#EAEE39

background

#FFF8F7

surface

#FFF0ED

border

#D7CBC8

text

#180B09

muted

#867C7B

Preview Lab

Preview with #E04743

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

Preview Lab → · Contrast checker → · Palette generator →