#6D1523#6D1523

#6D1523 is a dark, vivid red. Relative luminance 0.039; OKLCH L 35.5% C 0.121 H 17.6°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#6D1523
RGB	rgb(109, 21, 35)
HSL	hsl(350, 68%, 25%)
HSV	hsv(350, 81%, 43%)
CMYK	cmyk(0%, 80.7%, 67.9%, 57.3%)
CIE-LAB	lab(23.37, 38.66, 15.27)
CIE-LCH	lch(23.37, 41.57, 21.55°)
OKLab	oklab(35.45% 0.1151 0.0365)
OKLCH	oklch(35.45% 0.121 17.6)
XYZ	xyz(6.8790, 3.9099, 1.9823)
Luminance	0.0391 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6D1523 #156D5F

analogous

#6D154F #6D1523 #6D3315

triadic

#6D1523 #236D15 #15236D

tetradic

#6D1523 #4F6D15 #156D5F #33156D

square

#6D1523 #4F6D15 #156D5F #33156D

split-complementary

#6D1523 #156D33 #154F6D

monochromatic

#1A0508 #3A0B13 #6D1523 #A01F33 #D42944

Accessibility & contrast

On white

11.79

#6D1523 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#6D1523 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6D1523

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6D1523	#FFFFFF	#000000	##FFFFFF
##6D1523	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2C23

Deuteranopia (green-blind)

#453E20

Tritanopia (blue-blind)

#78001B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #6d1523;
/* rgb */ color: rgb(109, 21, 35);
/* oklch */ color: oklch(35.5% 0.121 17.6);

Tailwind

colors: {
  custom: {
    50: '#9d5b5d',
    500: '#6d1523',
    950: '#000000',
  },
}

SCSS

$custom: #6d1523;
$custom-light: #9d5b5d;
$custom-dark: #000000;

JSON

{
  "hex": "#6d1523",
  "rgb": {
    "r": 109,
    "g": 21,
    "b": 35
  },
  "hsl": {
    "h": 350.455,
    "s": 67.692,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35452,
    "c": 0.12076,
    "h": 17.6
  },
  "luminance": 0.03909
}

Semantic roles & 50–950 ramp

primary

#6D1523

secondary

#3AA393

accent

#EBCF3D

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0404

muted

#7F7979

Preview Lab

Preview with #6D1523

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

Preview Lab → · Contrast checker → · Palette generator →