#583F16#583F16

#583F16 is a dark, moderate orange. Relative luminance 0.057; OKLCH L 38.7% C 0.066 H 76.7°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#583F16
RGB	rgb(88, 63, 22)
HSL	hsl(37, 60%, 22%)
HSV	hsv(37, 75%, 35%)
CMYK	cmyk(0%, 28.4%, 75%, 65.5%)
CIE-LAB	lab(28.61, 6.21, 28.51)
CIE-LCH	lch(28.61, 29.18, 77.71°)
OKLab	oklab(38.69% 0.0152 0.0643)
OKLCH	oklch(38.69% 0.066 76.7)
XYZ	xyz(5.9472, 5.6881, 1.5436)
Luminance	0.0569 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583F16 #162F58

analogous

#581E16 #583F16 #505816

triadic

#583F16 #16583F #3F1658

tetradic

#583F16 #16581E #162F58 #581650

square

#583F16 #16581E #162F58 #581650

split-complementary

#583F16 #165058 #1E1658

monochromatic

#181206 #271C0A #583F16 #896222 #BA852E

Accessibility & contrast

On white

9.82

#583F16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#583F16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583F16

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583F16	#FFFFFF	#000000	##FFFFFF
##583F16	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484011

Deuteranopia (green-blind)

#4E4617

Tritanopia (blue-blind)

#603836

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #583f16;
/* rgb */ color: rgb(88, 63, 22);
/* oklch */ color: oklch(38.7% 0.066 76.7);

Tailwind

colors: {
  custom: {
    50: '#8a7355',
    500: '#583f16',
    950: '#000000',
  },
}

SCSS

$custom: #583f16;
$custom-light: #8a7355;
$custom-dark: #000000;

JSON

{
  "hex": "#583f16",
  "rgb": {
    "r": 88,
    "g": 63,
    "b": 22
  },
  "hsl": {
    "h": 37.273,
    "s": 60,
    "l": 21.569
  },
  "oklch": {
    "l": 0.38687,
    "c": 0.06606,
    "h": 76.7
  },
  "luminance": 0.05688
}

Semantic roles & 50–950 ramp

primary

#583F16

secondary

#3B5B8F

accent

#81E345

background

#F8F7F5

surface

#F0EDE9

border

#CBC8C5

text

#0C0803

muted

#7D7B78

Preview Lab

Preview with #583F16

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

Preview Lab → · Contrast checker → · Palette generator →