#7B1524#7B1524

#7B1524 is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.2% C 0.135 H 19.3°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#7B1524
RGB	rgb(123, 21, 36)
HSL	hsl(351, 71%, 28%)
HSV	hsv(351, 83%, 48%)
CMYK	cmyk(0%, 82.9%, 70.7%, 51.8%)
CIE-LAB	lab(26.38, 43.15, 19.02)
CIE-LCH	lch(26.38, 47.16, 23.79°)
OKLab	oklab(38.22% 0.1276 0.0446)
OKLCH	oklch(38.22% 0.135 19.3)
XYZ	xyz(8.7560, 4.8760, 2.1488)
Luminance	0.0488 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7B1524 #157B6C

analogous

#7B1557 #7B1524 #7B3915

triadic

#7B1524 #247B15 #15247B

tetradic

#7B1524 #577B15 #157B6C #39157B

square

#7B1524 #577B15 #157B6C #39157B

split-complementary

#7B1524 #157B39 #15577B

monochromatic

#1A0408 #470C15 #7B1524 #AF1E33 #DB2F48

Accessibility & contrast

On white

10.63

#7B1524 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#7B1524 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7B1524

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7B1524	#FFFFFF	#000000	##FFFFFF
##7B1524	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343124

Deuteranopia (green-blind)

#4D4621

Tritanopia (blue-blind)

#88001C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #7b1524;
/* rgb */ color: rgb(123, 21, 36);
/* oklch */ color: oklch(38.2% 0.135 19.3);

Tailwind

colors: {
  custom: {
    50: '#a85e5e',
    500: '#7b1524',
    950: '#000000',
  },
}

SCSS

$custom: #7b1524;
$custom-light: #a85e5e;
$custom-dark: #000000;

JSON

{
  "hex": "#7b1524",
  "rgb": {
    "r": 123,
    "g": 21,
    "b": 36
  },
  "hsl": {
    "h": 351.176,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38218,
    "c": 0.1352,
    "h": 19.3
  },
  "luminance": 0.04875
}

Semantic roles & 50–950 ramp

primary

#7B1524

secondary

#3BB09F

accent

#EED33A

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110504

muted

#807979

Preview Lab

Preview with #7B1524

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

Preview Lab → · Contrast checker → · Palette generator →