#C03F38#C03F38

#C03F38 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.2% C 0.166 H 27.1°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#C03F38
RGB	rgb(192, 63, 56)
HSL	hsl(3, 55%, 49%)
HSV	hsv(3, 71%, 75%)
CMYK	cmyk(0%, 67.2%, 70.8%, 24.7%)
CIE-LAB	lab(45.70, 51.08, 33.04)
CIE-LCH	lch(45.70, 60.84, 32.90°)
OKLab	oklab(55.15% 0.1481 0.0757)
OKLCH	oklch(55.15% 0.166 27.1)
XYZ	xyz(24.2322, 15.0505, 5.3697)
Luminance	0.1505 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03F38 #38B9C0

analogous

#C03875 #C03F38 #C08338

triadic

#C03F38 #38C03F #3F38C0

tetradic

#C03F38 #75C038 #38B9C0 #8338C0

square

#C03F38 #75C038 #38B9C0 #8338C0

split-complementary

#C03F38 #38C083 #3875C0

monochromatic

#61201C #912F2A #C03F38 #D26964 #DF9793

Accessibility & contrast

On white

5.24

#C03F38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#C03F38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03F38

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03F38	#FFFFFF	#000000	##FFFFFF
##C03F38	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A36

Deuteranopia (green-blind)

#837734

Tritanopia (blue-blind)

#D31B3E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c03f38;
/* rgb */ color: rgb(192, 63, 56);
/* oklch */ color: oklch(55.2% 0.166 27.1);

Tailwind

colors: {
  custom: {
    50: '#db7b6f',
    500: '#c03f38',
    950: '#000000',
  },
}

SCSS

$custom: #c03f38;
$custom-light: #db7b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#c03f38",
  "rgb": {
    "r": 192,
    "g": 63,
    "b": 56
  },
  "hsl": {
    "h": 3.088,
    "s": 54.839,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55154,
    "c": 0.16632,
    "h": 27.1
  },
  "luminance": 0.15047
}

Semantic roles & 50–950 ramp

primary

#C03F38

secondary

#89C7CB

accent

#D7DE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C03F38

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

Preview Lab → · Contrast checker → · Palette generator →