#C5252B#C5252B

#C5252B is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.5% C 0.194 H 25.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#C5252B
RGB	rgb(197, 37, 43)
HSL	hsl(358, 68%, 46%)
HSV	hsv(358, 81%, 77%)
CMYK	cmyk(0%, 81.2%, 78.2%, 22.7%)
CIE-LAB	lab(43.32, 60.90, 38.11)
CIE-LCH	lch(43.32, 71.84, 32.03°)
OKLab	oklab(53.5% 0.1757 0.0833)
OKLCH	oklch(53.5% 0.194 25.4)
XYZ	xyz(24.1265, 13.3718, 3.5957)
Luminance	0.1337 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5252B #25C5BF

analogous

#C5257B #C5252B #C56F25

triadic

#C5252B #2BC525 #252BC5

tetradic

#C5252B #7BC525 #25C5BF #6F25C5

square

#C5252B #7BC525 #25C5BF #6F25C5

split-complementary

#C5252B #25C56F #257BC5

monochromatic

#5E1215 #911B20 #C5252B #DD4A50 #E77E82

Accessibility & contrast

On white

5.72

#C5252B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#C5252B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C5252B

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5252B	#FFFFFF	#000000	##FFFFFF
##C5252B	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595029

Deuteranopia (green-blind)

#807324

Tritanopia (blue-blind)

#D9002A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c5252b;
/* rgb */ color: rgb(197, 37, 43);
/* oklch */ color: oklch(53.5% 0.194 25.4);

Tailwind

colors: {
  custom: {
    50: '#e07065',
    500: '#c5252b',
    950: '#000000',
  },
}

SCSS

$custom: #c5252b;
$custom-light: #e07065;
$custom-dark: #000000;

JSON

{
  "hex": "#c5252b",
  "rgb": {
    "r": 197,
    "g": 37,
    "b": 43
  },
  "hsl": {
    "h": 357.75,
    "s": 68.376,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53496,
    "c": 0.19448,
    "h": 25.4
  },
  "luminance": 0.13368
}

Semantic roles & 50–950 ramp

primary

#C5252B

secondary

#77CFCC

accent

#EBE53D

background

#FFF7F6

surface

#FEEDEB

border

#D6C8C6

text

#170905

muted

#857B7A

Preview Lab

Preview with #C5252B

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

Preview Lab → · Contrast checker → · Palette generator →