#641D2A#641D2A

#641D2A is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.8% C 0.102 H 13.4°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX#641D2A
RGBrgb(100, 29, 42)
HSLhsl(349, 55%, 25%)
HSVhsv(349, 71%, 39%)
CMYKcmyk(0%, 71%, 58%, 60.8%)
CIE-LABlab(22.85, 32.89, 9.44)
CIE-LCHlch(22.85, 34.21, 16.01°)
OKLaboklab(34.78% 0.0992 0.0237)
OKLCHoklch(34.78% 0.102 13.4)
XYZxyz(6.1134, 3.7560, 2.5931)
Luminance0.0376 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#641D2A #1D6457
analogous
#641D4D #641D2A #64331D
triadic
#641D2A #2A641D #1D2A64
tetradic
#641D2A #4D641D #1D6457 #331D64
square
#641D2A #4D641D #1D6457 #331D64
split-complementary
#641D2A #1D6433 #1D4D64
monochromatic
#18070A #350F16 #641D2A #932B3E #C33952

Accessibility & contrast

On white

11.99
#641D2A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.75
#641D2A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641D2A
11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##641D2A#FFFFFF#000000##FFFFFF
##641D2A1.0011.991.7511.99
#FFFFFF11.991.0021.001.00
#0000001.7521.001.0021.00
##FFFFFF11.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2E2D2A
Deuteranopia (green-blind)
#413C28
Tritanopia (blue-blind)
#6E0F22
Achromatopsia (no color)
#373737

Design tokens & code

CSS
--color: #641d2a;
/* rgb */ color: rgb(100, 29, 42);
/* oklch */ color: oklch(34.8% 0.102 13.4);
Tailwind
colors: {
  custom: {
    50: '#955e63',
    500: '#641d2a',
    950: '#000000',
  },
}
SCSS
$custom: #641d2a;
$custom-light: #955e63;
$custom-dark: #000000;
JSON
{
  "hex": "#641d2a",
  "rgb": {
    "r": 100,
    "g": 29,
    "b": 42
  },
  "hsl": {
    "h": 349.014,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34775,
    "c": 0.10197,
    "h": 13.4
  },
  "luminance": 0.03755
}

Semantic roles & 50–950 ramp

primary
#641D2A
secondary
#449989
accent
#DEC349
background
#F9F5F5
surface
#F2E9EA
border
#CCC5C6
text
#0E0505
muted
#7E7979

Preview Lab

Preview with #641D2A

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

Preview Lab → · Contrast checker → · Palette generator →

#641D2A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva