#6B1527#6B1527

#6B1527 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.2% C 0.119 H 14.3°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#6B1527
RGB	rgb(107, 21, 39)
HSL	hsl(347, 67%, 25%)
HSV	hsv(347, 80%, 42%)
CMYK	cmyk(0%, 80.4%, 63.6%, 58%)
CIE-LAB	lab(23.03, 38.29, 12.00)
CIE-LCH	lch(23.03, 40.12, 17.40°)
OKLab	oklab(35.15% 0.115 0.0294)
OKLCH	oklch(35.15% 0.119 14.3)
XYZ	xyz(6.6985, 3.8096, 2.3017)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1527 #156B59

analogous

#6B1552 #6B1527 #6B2E15

triadic

#6B1527 #276B15 #15276B

tetradic

#6B1527 #526B15 #156B59 #2E156B

square

#6B1527 #526B15 #156B59 #2E156B

split-complementary

#6B1527 #156B2E #15526B

monochromatic

#1A0509 #380B14 #6B1527 #9E1F3A #D1294C

Accessibility & contrast

On white

11.92

#6B1527 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#6B1527 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1527

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1527	#FFFFFF	#000000	##FFFFFF
##6B1527	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2C27

Deuteranopia (green-blind)

#433D25

Tritanopia (blue-blind)

#76001D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b1527;
/* rgb */ color: rgb(107, 21, 39);
/* oklch */ color: oklch(35.2% 0.119 14.3);

Tailwind

colors: {
  custom: {
    50: '#9b5b60',
    500: '#6b1527',
    950: '#000000',
  },
}

SCSS

$custom: #6b1527;
$custom-light: #9b5b60;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1527",
  "rgb": {
    "r": 107,
    "g": 21,
    "b": 39
  },
  "hsl": {
    "h": 347.442,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35151,
    "c": 0.11874,
    "h": 14.3
  },
  "luminance": 0.03809
}

Semantic roles & 50–950 ramp

primary

#6B1527

secondary

#3AA28C

accent

#EAC63E

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0405

muted

#7F7979

Preview Lab

Preview with #6B1527

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

Preview Lab → · Contrast checker → · Palette generator →