#231503#231503

#231503 is a very dark, muted orange. Relative luminance 0.009; OKLCH L 21.0% C 0.039 H 72.5°. Best body text is #FFFFFF at 17.80:1 contrast (WCAG AA passes).

Color values

HEX	#231503
RGB	rgb(35, 21, 3)
HSL	hsl(34, 84%, 7%)
HSV	hsv(34, 91%, 14%)
CMYK	cmyk(0%, 40%, 91.4%, 86.3%)
CIE-LAB	lab(8.13, 4.73, 11.04)
CIE-LCH	lch(8.13, 12.01, 66.81°)
OKLab	oklab(20.98% 0.0117 0.037)
OKLCH	oklch(20.98% 0.039 72.5)
XYZ	xyz(0.9778, 0.9003, 0.2084)
Luminance	0.0090 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231503 #031123

analogous

#230503 #231503 #212303

triadic

#231503 #032315 #150323

tetradic

#231503 #032305 #031123 #230321

square

#231503 #032305 #031123 #230321

split-complementary

#231503 #032123 #050323

monochromatic

#1C1102 #1C1102 #231503 #5B3708 #94590D

Accessibility & contrast

On white

17.80

#231503 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#231503 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231503

17.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231503	#FFFFFF	#000000	##FFFFFF
##231503	1.00	17.80	1.18	17.80
#FFFFFF	17.80	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1602

Deuteranopia (green-blind)

#1D1903

Tritanopia (blue-blind)

#271111

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #231503;
/* rgb */ color: rgb(35, 21, 3);
/* oklch */ color: oklch(21.0% 0.039 72.5);

Tailwind

colors: {
  custom: {
    50: '#5e5248',
    500: '#231503',
    950: '#000000',
  },
}

SCSS

$custom: #231503;
$custom-light: #5e5248;
$custom-dark: #000000;

JSON

{
  "hex": "#231503",
  "rgb": {
    "r": 35,
    "g": 21,
    "b": 3
  },
  "hsl": {
    "h": 33.75,
    "s": 84.211,
    "l": 7.451
  },
  "oklch": {
    "l": 0.20977,
    "c": 0.03878,
    "h": 72.5
  },
  "luminance": 0.009
}

Semantic roles & 50–950 ramp

primary

#231503

secondary

#1B3C67

accent

#87FA2D

background

#F5F4F4

surface

#E9E7E6

border

#C5C3C2

text

#040200

muted

#797877

Preview Lab

Preview with #231503

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

Preview Lab → · Contrast checker → · Palette generator →