#633B16#633B16

#633B16 is a dark, moderate orange. Relative luminance 0.058; OKLCH L 39.3% C 0.076 H 60.1°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#633B16
RGB	rgb(99, 59, 22)
HSL	hsl(29, 64%, 24%)
HSV	hsv(29, 78%, 39%)
CMYK	cmyk(0%, 40.4%, 77.8%, 61.2%)
CIE-LAB	lab(29.00, 14.15, 29.38)
CIE-LCH	lch(29.00, 32.61, 64.29°)
OKLab	oklab(39.32% 0.0377 0.0656)
OKLCH	oklch(39.32% 0.076 60.1)
XYZ	xyz(6.8549, 5.8392, 1.5250)
Luminance	0.0584 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633B16 #163E63

analogous

#631617 #633B16 #636116

triadic

#633B16 #16633B #3B1663

tetradic

#633B16 #176316 #163E63 #611663

square

#633B16 #176316 #163E63 #611663

split-complementary

#633B16 #166361 #161763

monochromatic

#190F06 #311D0B #633B16 #955921 #C7772C

Accessibility & contrast

On white

9.69

#633B16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#633B16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633B16

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633B16	#FFFFFF	#000000	##FFFFFF
##633B16	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F12

Deuteranopia (green-blind)

#514816

Tritanopia (blue-blind)

#6D3233

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #633b16;
/* rgb */ color: rgb(99, 59, 22);
/* oklch */ color: oklch(39.3% 0.076 60.1);

Tailwind

colors: {
  custom: {
    50: '#947155',
    500: '#633b16',
    950: '#000000',
  },
}

SCSS

$custom: #633b16;
$custom-light: #947155;
$custom-dark: #000000;

JSON

{
  "hex": "#633b16",
  "rgb": {
    "r": 99,
    "g": 59,
    "b": 22
  },
  "hsl": {
    "h": 28.831,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.39318,
    "c": 0.07567,
    "h": 60.1
  },
  "luminance": 0.05839
}

Semantic roles & 50–950 ramp

primary

#633B16

secondary

#3B6C9A

accent

#97E741

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #633B16

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

Preview Lab → · Contrast checker → · Palette generator →