#7A1B15#7A1B15

#7A1B15 is a dark, vivid red. Relative luminance 0.050; OKLCH L 38.3% C 0.131 H 28.5°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#7A1B15
RGB	rgb(122, 27, 21)
HSL	hsl(4, 71%, 28%)
HSV	hsv(4, 83%, 48%)
CMYK	cmyk(0%, 77.9%, 82.8%, 52.2%)
CIE-LAB	lab(26.67, 40.15, 28.82)
CIE-LCH	lch(26.67, 49.43, 35.67°)
OKLab	oklab(38.33% 0.1148 0.0624)
OKLCH	oklch(38.33% 0.131 28.5)
XYZ	xyz(8.5544, 4.9769, 1.2195)
Luminance	0.0498 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7A1B15 #15747A

analogous

#7A1542 #7A1B15 #7A4D15

triadic

#7A1B15 #157A1B #1B157A

tetradic

#7A1B15 #427A15 #15747A #4D157A

square

#7A1B15 #427A15 #15747A #4D157A

split-complementary

#7A1B15 #157A4D #15427A

monochromatic

#1A0604 #460F0C #7A1B15 #AE271E #DB392E

Accessibility & contrast

On white

10.53

#7A1B15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#7A1B15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7A1B15

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7A1B15	#FFFFFF	#000000	##FFFFFF
##7A1B15	1.00	10.53	2.00	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383213

Deuteranopia (green-blind)

#504711

Tritanopia (blue-blind)

#87001B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7a1b15;
/* rgb */ color: rgb(122, 27, 21);
/* oklch */ color: oklch(38.3% 0.131 28.5);

Tailwind

colors: {
  custom: {
    50: '#a86053',
    500: '#7a1b15',
    950: '#000000',
  },
}

SCSS

$custom: #7a1b15;
$custom-light: #a86053;
$custom-dark: #000000;

JSON

{
  "hex": "#7a1b15",
  "rgb": {
    "r": 122,
    "g": 27,
    "b": 21
  },
  "hsl": {
    "h": 3.564,
    "s": 70.629,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38329,
    "c": 0.13063,
    "h": 28.5
  },
  "luminance": 0.04976
}

Semantic roles & 50–950 ramp

primary

#7A1B15

secondary

#3BA9AF

accent

#E3ED3A

background

#FBF5F4

surface

#F6EAE7

border

#D0C6C3

text

#110502

muted

#807978

Preview Lab

Preview with #7A1B15

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

Preview Lab → · Contrast checker → · Palette generator →