#621728#621728

#621728 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.6% C 0.107 H 12.0°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#621728
RGB	rgb(98, 23, 40)
HSL	hsl(346, 62%, 24%)
HSV	hsv(346, 77%, 38%)
CMYK	cmyk(0%, 76.5%, 59.2%, 61.6%)
CIE-LAB	lab(21.44, 34.62, 8.84)
CIE-LCH	lch(21.44, 35.73, 14.32°)
OKLab	oklab(33.64% 0.1047 0.0222)
OKLCH	oklch(33.64% 0.107 12)
XYZ	xyz(5.7269, 3.3635, 2.3547)
Luminance	0.0336 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#621728 #176251

analogous

#62174D #621728 #622B17

triadic

#621728 #286217 #172862

tetradic

#621728 #4D6217 #176251 #2B1762

square

#621728 #4D6217 #176251 #2B1762

split-complementary

#621728 #17622B #174D62

monochromatic

#19060A #300B14 #621728 #94233C #C52E50

Accessibility & contrast

On white

12.56

#621728 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#621728 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #621728

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##621728	#FFFFFF	#000000	##FFFFFF
##621728	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2A28

Deuteranopia (green-blind)

#3D3926

Tritanopia (blue-blind)

#6C051E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #621728;
/* rgb */ color: rgb(98, 23, 40);
/* oklch */ color: oklch(33.6% 0.107 12.0);

Tailwind

colors: {
  custom: {
    50: '#945b61',
    500: '#621728',
    950: '#000000',
  },
}

SCSS

$custom: #621728;
$custom-light: #945b61;
$custom-dark: #000000;

JSON

{
  "hex": "#621728",
  "rgb": {
    "r": 98,
    "g": 23,
    "b": 40
  },
  "hsl": {
    "h": 346.4,
    "s": 61.983,
    "l": 23.725
  },
  "oklch": {
    "l": 0.3364,
    "c": 0.10698,
    "h": 12
  },
  "luminance": 0.03363
}

Semantic roles & 50–950 ramp

primary

#621728

secondary

#3C9984

accent

#E5C043

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0405

muted

#7E7979

Preview Lab

Preview with #621728

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

Preview Lab → · Contrast checker → · Palette generator →