#7C1523#7C1523

#7C1523 is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.4% C 0.136 H 20.0°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#7C1523
RGB	rgb(124, 21, 35)
HSL	hsl(352, 71%, 28%)
HSV	hsv(352, 83%, 49%)
CMYK	cmyk(0%, 83.1%, 71.8%, 51.4%)
CIE-LAB	lab(26.58, 43.41, 19.97)
CIE-LCH	lch(26.58, 47.78, 24.71°)
OKLab	oklab(38.4% 0.1281 0.0465)
OKLCH	oklch(38.4% 0.136 20)
XYZ	xyz(8.8847, 4.9442, 2.0763)
Luminance	0.0494 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7C1523 #157C6E

analogous

#7C1556 #7C1523 #7C3A15

triadic

#7C1523 #237C15 #15237C

tetradic

#7C1523 #567C15 #157C6E #3A157C

square

#7C1523 #567C15 #157C6E #3A157C

split-complementary

#7C1523 #157C3A #15567C

monochromatic

#1A0407 #480C14 #7C1523 #B01E32 #DC3047

Accessibility & contrast

On white

10.56

#7C1523 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#7C1523 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7C1523

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7C1523	#FFFFFF	#000000	##FFFFFF
##7C1523	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353123

Deuteranopia (green-blind)

#4E4720

Tritanopia (blue-blind)

#89001B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7c1523;
/* rgb */ color: rgb(124, 21, 35);
/* oklch */ color: oklch(38.4% 0.136 20.0);

Tailwind

colors: {
  custom: {
    50: '#a95e5d',
    500: '#7c1523',
    950: '#000000',
  },
}

SCSS

$custom: #7c1523;
$custom-light: #a95e5d;
$custom-dark: #000000;

JSON

{
  "hex": "#7c1523",
  "rgb": {
    "r": 124,
    "g": 21,
    "b": 35
  },
  "hsl": {
    "h": 351.845,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38396,
    "c": 0.13625,
    "h": 20
  },
  "luminance": 0.04943
}

Semantic roles & 50–950 ramp

primary

#7C1523

secondary

#3CB1A1

accent

#EED53A

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110504

muted

#807979

Preview Lab

Preview with #7C1523

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

Preview Lab → · Contrast checker → · Palette generator →