#C03E3F#C03E3F

#C03E3F is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.1% C 0.166 H 24.0°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#C03E3F
RGB	rgb(192, 62, 63)
HSL	hsl(360, 51%, 50%)
HSV	hsv(360, 68%, 75%)
CMYK	cmyk(0%, 67.7%, 67.2%, 24.7%)
CIE-LAB	lab(45.65, 51.86, 28.87)
CIE-LCH	lch(45.65, 59.35, 29.11°)
OKLab	oklab(55.15% 0.152 0.0677)
OKLCH	oklch(55.15% 0.166 24)
XYZ	xyz(24.3606, 15.0141, 6.3169)
Luminance	0.1501 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03E3F #3EC0BF

analogous

#C03E80 #C03E3F #C07E3E

triadic

#C03E3F #3FC03E #3E3FC0

tetradic

#C03E3F #80C03E #3EC0BF #7E3EC0

square

#C03E3F #80C03E #3EC0BF #7E3EC0

split-complementary

#C03E3F #3EC07E #3E80C0

monochromatic

#632021 #922F30 #C03E3F #CF6C6D #DE9A9B

Accessibility & contrast

On white

5.25

#C03E3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#C03E3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03E3F

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03E3F	#FFFFFF	#000000	##FFFFFF
##C03E3F	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A3E

Deuteranopia (green-blind)

#82763B

Tritanopia (blue-blind)

#D31B40

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c03e3f;
/* rgb */ color: rgb(192, 62, 63);
/* oklch */ color: oklch(55.1% 0.166 24.0);

Tailwind

colors: {
  custom: {
    50: '#da7b74',
    500: '#c03e3f',
    950: '#000000',
  },
}

SCSS

$custom: #c03e3f;
$custom-light: #da7b74;
$custom-dark: #000000;

JSON

{
  "hex": "#c03e3f",
  "rgb": {
    "r": 192,
    "g": 62,
    "b": 63
  },
  "hsl": {
    "h": 359.538,
    "s": 51.181,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55149,
    "c": 0.16633,
    "h": 24
  },
  "luminance": 0.15011
}

Semantic roles & 50–950 ramp

primary

#C03E3F

secondary

#8FCACA

accent

#DBDA4D

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C03E3F

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

Preview Lab → · Contrast checker → · Palette generator →