#673D1B#673D1B

#673D1B is a dark, moderate orange. Relative luminance 0.063; OKLCH L 40.4% C 0.076 H 57.2°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#673D1B
RGB	rgb(103, 61, 27)
HSL	hsl(27, 58%, 25%)
HSV	hsv(27, 74%, 40%)
CMYK	cmyk(0%, 40.8%, 73.8%, 59.6%)
CIE-LAB	lab(30.16, 15.12, 28.08)
CIE-LCH	lch(30.16, 31.89, 61.69°)
OKLab	oklab(40.35% 0.0411 0.0637)
OKLCH	oklch(40.35% 0.076 57.2)
XYZ	xyz(7.4607, 6.3009, 1.8600)
Luminance	0.0630 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673D1B #1B4567

analogous

#671B1F #673D1B #67631B

triadic

#673D1B #1B673D #3D1B67

tetradic

#673D1B #1F671B #1B4567 #631B67

square

#673D1B #1F671B #1B4567 #631B67

split-complementary

#673D1B #1B6763 #1B1F67

monochromatic

#180E06 #37200E #673D1B #975A28 #C87634

Accessibility & contrast

On white

9.29

#673D1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#673D1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673D1B

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673D1B	#FFFFFF	#000000	##FFFFFF
##673D1B	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494117

Deuteranopia (green-blind)

#534B1B

Tritanopia (blue-blind)

#713435

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #673d1b;
/* rgb */ color: rgb(103, 61, 27);
/* oklch */ color: oklch(40.4% 0.076 57.2);

Tailwind

colors: {
  custom: {
    50: '#967259',
    500: '#673d1b',
    950: '#000000',
  },
}

SCSS

$custom: #673d1b;
$custom-light: #967259;
$custom-dark: #000000;

JSON

{
  "hex": "#673d1b",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 27
  },
  "hsl": {
    "h": 26.842,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.40352,
    "c": 0.07582,
    "h": 57.2
  },
  "luminance": 0.063
}

Semantic roles & 50–950 ramp

primary

#673D1B

secondary

#42749C

accent

#9CE246

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #673D1B

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

Preview Lab → · Contrast checker → · Palette generator →