#C03B38#C03B38

#C03B38 is a mid, vivid red. Relative luminance 0.146; OKLCH L 54.7% C 0.170 H 25.9°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#C03B38
RGB	rgb(192, 59, 56)
HSL	hsl(1, 55%, 49%)
HSV	hsv(1, 71%, 75%)
CMYK	cmyk(0%, 69.3%, 70.8%, 24.7%)
CIE-LAB	lab(45.11, 52.69, 32.35)
CIE-LCH	lch(45.11, 61.83, 31.55°)
OKLab	oklab(54.71% 0.1531 0.0742)
OKLCH	oklch(54.71% 0.17 25.9)
XYZ	xyz(24.0186, 14.6235, 5.2985)
Luminance	0.1462 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03B38 #38BDC0

analogous

#C03879 #C03B38 #C07F38

triadic

#C03B38 #38C03B #3B38C0

tetradic

#C03B38 #79C038 #38BDC0 #7F38C0

square

#C03B38 #79C038 #38BDC0 #7F38C0

split-complementary

#C03B38 #38C07F #3879C0

monochromatic

#611E1C #912C2A #C03B38 #D26664 #DF9593

Accessibility & contrast

On white

5.35

#C03B38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#C03B38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03B38

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03B38	#FFFFFF	#000000	##FFFFFF
##C03B38	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605836

Deuteranopia (green-blind)

#827534

Tritanopia (blue-blind)

#D3103C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c03b38;
/* rgb */ color: rgb(192, 59, 56);
/* oklch */ color: oklch(54.7% 0.170 25.9);

Tailwind

colors: {
  custom: {
    50: '#db796f',
    500: '#c03b38',
    950: '#000000',
  },
}

SCSS

$custom: #c03b38;
$custom-light: #db796f;
$custom-dark: #000000;

JSON

{
  "hex": "#c03b38",
  "rgb": {
    "r": 192,
    "g": 59,
    "b": 56
  },
  "hsl": {
    "h": 1.324,
    "s": 54.839,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54713,
    "c": 0.17018,
    "h": 25.9
  },
  "luminance": 0.1462
}

Semantic roles & 50–950 ramp

primary

#C03B38

secondary

#89C9CB

accent

#DBDE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C03B38

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

Preview Lab → · Contrast checker → · Palette generator →