#D53E3B#D53E3B

#D53E3B is a mid, vivid red. Relative luminance 0.179; OKLCH L 58.6% C 0.189 H 26.1°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#D53E3B
RGB	rgb(213, 62, 59)
HSL	hsl(1, 65%, 53%)
HSV	hsv(1, 72%, 84%)
CMYK	cmyk(0%, 70.9%, 72.3%, 16.5%)
CIE-LAB	lab(49.39, 58.42, 36.56)
CIE-LCH	lch(49.39, 68.92, 32.04°)
OKLab	oklab(58.62% 0.1693 0.0829)
OKLCH	oklch(58.62% 0.189 26.1)
XYZ	xyz(29.9560, 17.9117, 6.0168)
Luminance	0.1791 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D53E3B #3BD2D5

analogous

#D53B85 #D53E3B #D58B3B

triadic

#D53E3B #3BD53E #3E3BD5

tetradic

#D53E3B #85D53B #3BD2D5 #8B3BD5

square

#D53E3B #85D53B #3BD2D5 #8B3BD5

split-complementary

#D53E3B #3BD58B #3B85D5

monochromatic

#7B1C1A #AE2825 #D53E3B #E0706D #EBA1A0

Accessibility & contrast

On white

4.58

#D53E3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#D53E3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #D53E3B

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D53E3B	#FFFFFF	#000000	##000000
##D53E3B	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6139

Deuteranopia (green-blind)

#8F8136

Tritanopia (blue-blind)

#EA003F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d53e3b;
/* rgb */ color: rgb(213, 62, 59);
/* oklch */ color: oklch(58.6% 0.189 26.1);

Tailwind

colors: {
  custom: {
    50: '#eb7d71',
    500: '#d53e3b',
    950: '#000000',
  },
}

SCSS

$custom: #d53e3b;
$custom-light: #eb7d71;
$custom-dark: #000000;

JSON

{
  "hex": "#d53e3b",
  "rgb": {
    "r": 213,
    "g": 62,
    "b": 59
  },
  "hsl": {
    "h": 1.169,
    "s": 64.706,
    "l": 53.333
  },
  "oklch": {
    "l": 0.5862,
    "c": 0.18851,
    "h": 26.1
  },
  "luminance": 0.17907
}

Semantic roles & 50–950 ramp

primary

#D53E3B

secondary

#95D6D7

accent

#E4E840

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D53E3B

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

Preview Lab → · Contrast checker → · Palette generator →