#643515#643515

#643515 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 38.3% C 0.081 H 51.9°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#643515
RGB	rgb(100, 53, 21)
HSL	hsl(24, 65%, 24%)
HSV	hsv(24, 79%, 39%)
CMYK	cmyk(0%, 47%, 79%, 60.8%)
CIE-LAB	lab(27.60, 18.24, 28.51)
CIE-LCH	lch(27.60, 33.84, 57.38°)
OKLab	oklab(38.27% 0.0497 0.0634)
OKLCH	oklch(38.27% 0.081 51.9)
XYZ	xyz(6.6646, 5.3104, 1.3834)
Luminance	0.0531 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643515 #154464

analogous

#64151C #643515 #645C15

triadic

#643515 #156435 #351564

tetradic

#643515 #1C6415 #154464 #5C1564

square

#643515 #1C6415 #154464 #5C1564

split-complementary

#643515 #15645C #151C64

monochromatic

#190D05 #311A0A #643515 #975020 #C96B2A

Accessibility & contrast

On white

10.18

#643515 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#643515 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643515

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643515	#FFFFFF	#000000	##FFFFFF
##643515	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B11

Deuteranopia (green-blind)

#4E4515

Tritanopia (blue-blind)

#6E2B2E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #643515;
/* rgb */ color: rgb(100, 53, 21);
/* oklch */ color: oklch(38.3% 0.081 51.9);

Tailwind

colors: {
  custom: {
    50: '#956d54',
    500: '#643515',
    950: '#000000',
  },
}

SCSS

$custom: #643515;
$custom-light: #956d54;
$custom-dark: #000000;

JSON

{
  "hex": "#643515",
  "rgb": {
    "r": 100,
    "g": 53,
    "b": 21
  },
  "hsl": {
    "h": 24.304,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.38265,
    "c": 0.08059,
    "h": 51.9
  },
  "luminance": 0.0531
}

Semantic roles & 50–950 ramp

primary

#643515

secondary

#3A749B

accent

#A4E840

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #643515

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

Preview Lab → · Contrast checker → · Palette generator →