#C03A38#C03A38

#C03A38 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.6% C 0.171 H 25.6°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#C03A38
RGB	rgb(192, 58, 56)
HSL	hsl(1, 55%, 49%)
HSV	hsv(1, 71%, 75%)
CMYK	cmyk(0%, 69.8%, 70.8%, 24.7%)
CIE-LAB	lab(44.97, 53.08, 32.18)
CIE-LCH	lch(44.97, 62.07, 31.23°)
OKLab	oklab(54.61% 0.1544 0.0739)
OKLCH	oklch(54.61% 0.171 25.6)
XYZ	xyz(23.9677, 14.5216, 5.2815)
Luminance	0.1452 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03A38 #38BEC0

analogous

#C0387A #C03A38 #C07E38

triadic

#C03A38 #38C03A #3A38C0

tetradic

#C03A38 #7AC038 #38BEC0 #7E38C0

square

#C03A38 #7AC038 #38BEC0 #7E38C0

split-complementary

#C03A38 #38C07E #387AC0

monochromatic

#611D1C #912C2A #C03A38 #D26564 #DF9493

Accessibility & contrast

On white

5.38

#C03A38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#C03A38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03A38

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03A38	#FFFFFF	#000000	##FFFFFF
##C03A38	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605836

Deuteranopia (green-blind)

#817534

Tritanopia (blue-blind)

#D30D3B

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c03a38;
/* rgb */ color: rgb(192, 58, 56);
/* oklch */ color: oklch(54.6% 0.171 25.6);

Tailwind

colors: {
  custom: {
    50: '#db796f',
    500: '#c03a38',
    950: '#000000',
  },
}

SCSS

$custom: #c03a38;
$custom-light: #db796f;
$custom-dark: #000000;

JSON

{
  "hex": "#c03a38",
  "rgb": {
    "r": 192,
    "g": 58,
    "b": 56
  },
  "hsl": {
    "h": 0.882,
    "s": 54.839,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54606,
    "c": 0.17113,
    "h": 25.6
  },
  "luminance": 0.14518
}

Semantic roles & 50–950 ramp

primary

#C03A38

secondary

#89CACB

accent

#DCDE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C03A38

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

Preview Lab → · Contrast checker → · Palette generator →