#C33A2F#C33A2F

#C33A2F is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.176 H 28.7°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C33A2F
RGB	rgb(195, 58, 47)
HSL	hsl(4, 61%, 47%)
HSV	hsv(4, 76%, 76%)
CMYK	cmyk(0%, 70.3%, 75.9%, 23.5%)
CIE-LAB	lab(45.41, 53.66, 37.98)
CIE-LCH	lch(45.41, 65.74, 35.29°)
OKLab	oklab(55% 0.154 0.0843)
OKLCH	oklch(55% 0.176 28.7)
XYZ	xyz(24.5346, 14.8372, 4.2608)
Luminance	0.1483 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33A2F #2FB8C3

analogous

#C32F6E #C33A2F #C3842F

triadic

#C33A2F #2FC33A #3A2FC3

tetradic

#C33A2F #6EC32F #2FB8C3 #842FC3

square

#C33A2F #6EC32F #2FB8C3 #842FC3

split-complementary

#C33A2F #2FC384 #2F6EC3

monochromatic

#601D17 #922B23 #C33A2F #D76258 #E3908A

Accessibility & contrast

On white

5.29

#C33A2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C33A2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33A2F

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33A2F	#FFFFFF	#000000	##FFFFFF
##C33A2F	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62582D

Deuteranopia (green-blind)

#84762A

Tritanopia (blue-blind)

#D70339

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c33a2f;
/* rgb */ color: rgb(195, 58, 47);
/* oklch */ color: oklch(55.0% 0.176 28.7);

Tailwind

colors: {
  custom: {
    50: '#de7968',
    500: '#c33a2f',
    950: '#000000',
  },
}

SCSS

$custom: #c33a2f;
$custom-light: #de7968;
$custom-dark: #000000;

JSON

{
  "hex": "#c33a2f",
  "rgb": {
    "r": 195,
    "g": 58,
    "b": 47
  },
  "hsl": {
    "h": 4.459,
    "s": 61.157,
    "l": 47.451
  },
  "oklch": {
    "l": 0.54999,
    "c": 0.17556,
    "h": 28.7
  },
  "luminance": 0.14833
}

Semantic roles & 50–950 ramp

primary

#C33A2F

secondary

#81C7CD

accent

#D8E444

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C33A2F

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

Preview Lab → · Contrast checker → · Palette generator →