#644F16#644F16

#644F16 is a dark, moderate orange. Relative luminance 0.084; OKLCH L 43.8% C 0.078 H 87.9°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#644F16
RGB	rgb(100, 79, 22)
HSL	hsl(44, 64%, 24%)
HSV	hsv(44, 78%, 39%)
CMYK	cmyk(0%, 21%, 78%, 60.8%)
CIE-LAB	lab(34.72, 2.28, 35.21)
CIE-LCH	lch(34.72, 35.28, 86.30°)
OKLab	oklab(43.81% 0.0029 0.078)
OKLCH	oklch(43.81% 0.078 87.9)
XYZ	xyz(8.1968, 8.3598, 1.9408)
Luminance	0.0836 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644F16 #162B64

analogous

#642816 #644F16 #526416

triadic

#644F16 #16644F #4F1664

tetradic

#644F16 #166428 #162B64 #641652

square

#644F16 #166428 #162B64 #641652

split-complementary

#644F16 #165264 #281664

monochromatic

#191406 #32270B #644F16 #967721 #C89E2C

Accessibility & contrast

On white

7.86

#644F16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#644F16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644F16

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644F16	#FFFFFF	#000000	##FFFFFF
##644F16	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594E0D

Deuteranopia (green-blind)

#5E5419

Tritanopia (blue-blind)

#6D4844

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #644f16;
/* rgb */ color: rgb(100, 79, 22);
/* oklch */ color: oklch(43.8% 0.078 87.9);

Tailwind

colors: {
  custom: {
    50: '#938057',
    500: '#644f16',
    950: '#000000',
  },
}

SCSS

$custom: #644f16;
$custom-light: #938057;
$custom-dark: #000000;

JSON

{
  "hex": "#644f16",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 22
  },
  "hsl": {
    "h": 43.846,
    "s": 63.934,
    "l": 23.922
  },
  "oklch": {
    "l": 0.43812,
    "c": 0.078,
    "h": 87.9
  },
  "luminance": 0.08359
}

Semantic roles & 50–950 ramp

primary

#644F16

secondary

#3B559B

accent

#6EE741

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0D0A03

muted

#7E7C78

Preview Lab

Preview with #644F16

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

Preview Lab → · Contrast checker → · Palette generator →