#513B16#513B16

#513B16 is a dark, moderate orange. Relative luminance 0.049; OKLCH L 36.9% C 0.061 H 77.8°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#513B16
RGB	rgb(81, 59, 22)
HSL	hsl(38, 57%, 20%)
HSV	hsv(38, 73%, 32%)
CMYK	cmyk(0%, 27.2%, 72.8%, 68.2%)
CIE-LAB	lab(26.55, 5.21, 26.04)
CIE-LCH	lch(26.55, 26.55, 78.68°)
OKLab	oklab(36.87% 0.0128 0.0593)
OKLCH	oklch(36.87% 0.061 77.8)
XYZ	xyz(5.1024, 4.9356, 1.4428)
Luminance	0.0493 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513B16 #162C51

analogous

#511D16 #513B16 #4A5116

triadic

#513B16 #16513B #3B1651

tetradic

#513B16 #16511D #162C51 #51164A

square

#513B16 #16511D #162C51 #51164A

split-complementary

#513B16 #164A51 #1D1651

monochromatic

#181207 #211809 #513B16 #815E23 #B18130

Accessibility & contrast

On white

10.57

#513B16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#513B16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513B16

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513B16	#FFFFFF	#000000	##FFFFFF
##513B16	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C12

Deuteranopia (green-blind)

#494117

Tritanopia (blue-blind)

#583533

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #513b16;
/* rgb */ color: rgb(81, 59, 22);
/* oklch */ color: oklch(36.9% 0.061 77.8);

Tailwind

colors: {
  custom: {
    50: '#857055',
    500: '#513b16',
    950: '#000000',
  },
}

SCSS

$custom: #513b16;
$custom-light: #857055;
$custom-dark: #000000;

JSON

{
  "hex": "#513b16",
  "rgb": {
    "r": 81,
    "g": 59,
    "b": 22
  },
  "hsl": {
    "h": 37.627,
    "s": 57.282,
    "l": 20.196
  },
  "oklch": {
    "l": 0.36874,
    "c": 0.06068,
    "h": 77.8
  },
  "luminance": 0.04935
}

Semantic roles & 50–950 ramp

primary

#513B16

secondary

#3A5788

accent

#80E147

background

#F8F6F5

surface

#EFECE8

border

#CAC7C4

text

#0B0703

muted

#7C7A78

Preview Lab

Preview with #513B16

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

Preview Lab → · Contrast checker → · Palette generator →