#583F15#583F15

#583F15 is a dark, moderate orange. Relative luminance 0.057; OKLCH L 38.7% C 0.067 H 77.2°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#583F15
RGB	rgb(88, 63, 21)
HSL	hsl(38, 61%, 21%)
HSV	hsv(38, 76%, 35%)
CMYK	cmyk(0%, 28.4%, 76.1%, 65.5%)
CIE-LAB	lab(28.60, 6.15, 29.02)
CIE-LCH	lch(28.60, 29.66, 78.04°)
OKLab	oklab(38.68% 0.0148 0.0652)
OKLCH	oklch(38.68% 0.067 77.2)
XYZ	xyz(5.9378, 5.6843, 1.4938)
Luminance	0.0568 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583F15 #152E58

analogous

#581E15 #583F15 #505815

triadic

#583F15 #15583F #3F1558

tetradic

#583F15 #15581E #152E58 #581550

square

#583F15 #15581E #152E58 #581550

split-complementary

#583F15 #155058 #1E1558

monochromatic

#191206 #271C09 #583F15 #896221 #BB862D

Accessibility & contrast

On white

9.83

#583F15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#583F15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583F15

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583F15	#FFFFFF	#000000	##FFFFFF
##583F15	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484010

Deuteranopia (green-blind)

#4E4616

Tritanopia (blue-blind)

#603836

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #583f15;
/* rgb */ color: rgb(88, 63, 21);
/* oklch */ color: oklch(38.7% 0.067 77.2);

Tailwind

colors: {
  custom: {
    50: '#8a7355',
    500: '#583f15',
    950: '#000000',
  },
}

SCSS

$custom: #583f15;
$custom-light: #8a7355;
$custom-dark: #000000;

JSON

{
  "hex": "#583f15",
  "rgb": {
    "r": 88,
    "g": 63,
    "b": 21
  },
  "hsl": {
    "h": 37.612,
    "s": 61.468,
    "l": 21.373
  },
  "oklch": {
    "l": 0.38676,
    "c": 0.06683,
    "h": 77.2
  },
  "luminance": 0.05684
}

Semantic roles & 50–950 ramp

primary

#583F15

secondary

#395990

accent

#7FE543

background

#F8F7F5

surface

#F0EDE9

border

#CBC8C5

text

#0C0803

muted

#7D7B78

Preview Lab

Preview with #583F15

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

Preview Lab → · Contrast checker → · Palette generator →