#C33A30#C33A30

#C33A30 is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.175 H 28.4°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C33A30
RGB	rgb(195, 58, 48)
HSL	hsl(4, 60%, 48%)
HSV	hsv(4, 75%, 76%)
CMYK	cmyk(0%, 70.3%, 75.4%, 23.5%)
CIE-LAB	lab(45.42, 53.70, 37.43)
CIE-LCH	lch(45.42, 65.46, 34.88°)
OKLab	oklab(55.01% 0.1543 0.0834)
OKLCH	oklch(55.01% 0.175 28.4)
XYZ	xyz(24.5550, 14.8453, 4.3682)
Luminance	0.1484 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33A30 #30B9C3

analogous

#C3306F #C33A30 #C38430

triadic

#C33A30 #30C33A #3A30C3

tetradic

#C33A30 #6FC330 #30B9C3 #8430C3

square

#C33A30 #6FC330 #30B9C3 #8430C3

split-complementary

#C33A30 #30C384 #306FC3

monochromatic

#611D18 #922B24 #C33A30 #D6625A #E2918B

Accessibility & contrast

On white

5.29

#C33A30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C33A30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33A30

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33A30	#FFFFFF	#000000	##FFFFFF
##C33A30	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)

#62582E

Deuteranopia (green-blind)

#84762B

Tritanopia (blue-blind)

#D70339

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c33a30;
/* rgb */ color: rgb(195, 58, 48);
/* oklch */ color: oklch(55.0% 0.175 28.4);

Tailwind

colors: {
  custom: {
    50: '#de7969',
    500: '#c33a30',
    950: '#000000',
  },
}

SCSS

$custom: #c33a30;
$custom-light: #de7969;
$custom-dark: #000000;

JSON

{
  "hex": "#c33a30",
  "rgb": {
    "r": 195,
    "g": 58,
    "b": 48
  },
  "hsl": {
    "h": 4.082,
    "s": 60.494,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55011,
    "c": 0.1754,
    "h": 28.4
  },
  "luminance": 0.14842
}

Semantic roles & 50–950 ramp

primary

#C33A30

secondary

#82C7CC

accent

#D9E444

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C33A30

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

Preview Lab → · Contrast checker → · Palette generator →