#C33D28#C33D28

#C33D28 is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.2% C 0.174 H 31.7°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#C33D28
RGB	rgb(195, 61, 40)
HSL	hsl(8, 66%, 46%)
HSV	hsv(8, 79%, 76%)
CMYK	cmyk(0%, 68.7%, 79.5%, 23.5%)
CIE-LAB	lab(45.77, 52.24, 42.14)
CIE-LCH	lch(45.77, 67.11, 38.89°)
OKLab	oklab(55.24% 0.1482 0.0914)
OKLCH	oklch(55.24% 0.174 31.7)
XYZ	xyz(24.5603, 15.0965, 3.6278)
Luminance	0.1509 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33D28 #28AEC3

analogous

#C32860 #C33D28 #C38A28

triadic

#C33D28 #28C33D #3D28C3

tetradic

#C33D28 #60C328 #28AEC3 #8A28C3

square

#C33D28 #60C328 #28AEC3 #8A28C3

split-complementary

#C33D28 #28C38A #2860C3

monochromatic

#5D1D13 #902D1E #C33D28 #DB614E #E58E80

Accessibility & contrast

On white

5.23

#C33D28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#C33D28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33D28

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33D28	#FFFFFF	#000000	##FFFFFF
##C33D28	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645A24

Deuteranopia (green-blind)

#857722

Tritanopia (blue-blind)

#D70C39

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33d28;
/* rgb */ color: rgb(195, 61, 40);
/* oklch */ color: oklch(55.2% 0.174 31.7);

Tailwind

colors: {
  custom: {
    50: '#de7a64',
    500: '#c33d28',
    950: '#000000',
  },
}

SCSS

$custom: #c33d28;
$custom-light: #de7a64;
$custom-dark: #000000;

JSON

{
  "hex": "#c33d28",
  "rgb": {
    "r": 195,
    "g": 61,
    "b": 40
  },
  "hsl": {
    "h": 8.129,
    "s": 65.957,
    "l": 46.078
  },
  "oklch": {
    "l": 0.55243,
    "c": 0.17407,
    "h": 31.7
  },
  "luminance": 0.15093
}

Semantic roles & 50–950 ramp

primary

#C33D28

secondary

#79C2CE

accent

#D2E93F

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A05

muted

#857C7A

Preview Lab

Preview with #C33D28

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

Preview Lab → · Contrast checker → · Palette generator →