#C6423F#C6423F

#C6423F is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.6% C 0.169 H 25.4°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#C6423F
RGB	rgb(198, 66, 63)
HSL	hsl(1, 54%, 51%)
HSV	hsv(1, 68%, 78%)
CMYK	cmyk(0%, 66.7%, 68.2%, 22.4%)
CIE-LAB	lab(47.32, 52.21, 31.15)
CIE-LCH	lch(47.32, 60.80, 30.82°)
OKLab	oklab(56.59% 0.1524 0.0725)
OKLCH	oklch(56.59% 0.169 25.4)
XYZ	xyz(26.1369, 16.2648, 6.4648)
Luminance	0.1626 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C6423F #3FC3C6

analogous

#C63F7F #C6423F #C6853F

triadic

#C6423F #3FC642 #423FC6

tetradic

#C6423F #7FC63F #3FC3C6 #853FC6

square

#C6423F #7FC63F #3FC3C6 #853FC6

split-complementary

#C6423F #3FC685 #3F7FC6

monochromatic

#6B2120 #9A302E #C6423F #D4706E #E29F9D

Accessibility & contrast

On white

4.94

#C6423F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#C6423F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C6423F

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C6423F	#FFFFFF	#000000	##FFFFFF
##C6423F	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665E3E

Deuteranopia (green-blind)

#877B3B

Tritanopia (blue-blind)

#D91F43

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c6423f;
/* rgb */ color: rgb(198, 66, 63);
/* oklch */ color: oklch(56.6% 0.169 25.4);

Tailwind

colors: {
  custom: {
    50: '#df7e74',
    500: '#c6423f',
    950: '#000000',
  },
}

SCSS

$custom: #c6423f;
$custom-light: #df7e74;
$custom-dark: #000000;

JSON

{
  "hex": "#c6423f",
  "rgb": {
    "r": 198,
    "g": 66,
    "b": 63
  },
  "hsl": {
    "h": 1.333,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56594,
    "c": 0.16871,
    "h": 25.4
  },
  "luminance": 0.16261
}

Semantic roles & 50–950 ramp

primary

#C6423F

secondary

#93CDCE

accent

#DADE4A

background

#FEF8F7

surface

#FDEFED

border

#D5CAC8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C6423F

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

Preview Lab → · Contrast checker → · Palette generator →