#45310B#45310B

#45310B is a dark, muted orange. Relative luminance 0.035; OKLCH L 32.8% C 0.059 H 79.5°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#45310B
RGB	rgb(69, 49, 11)
HSL	hsl(39, 73%, 16%)
HSV	hsv(39, 84%, 27%)
CMYK	cmyk(0%, 29%, 84.1%, 72.9%)
CIE-LAB	lab(21.89, 4.78, 26.32)
CIE-LCH	lch(21.89, 26.75, 79.70°)
OKLab	oklab(32.84% 0.0108 0.0584)
OKLCH	oklch(32.84% 0.059 79.5)
XYZ	xyz(3.6132, 3.4863, 0.7992)
Luminance	0.0349 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45310B #0B1F45

analogous

#45140B #45310B #3C450B

triadic

#45310B #0B4531 #310B45

tetradic

#45310B #0B4514 #0B1F45 #450B3C

square

#45310B #0B4514 #0B1F45 #450B3C

split-complementary

#45310B #0B3C45 #140B45

monochromatic

#1A1304 #1A1304 #45310B #7A5613 #AF7C1C

Accessibility & contrast

On white

12.37

#45310B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#45310B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45310B

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45310B	#FFFFFF	#000000	##FFFFFF
##45310B	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393106

Deuteranopia (green-blind)

#3E360D

Tritanopia (blue-blind)

#4C2B29

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #45310b;
/* rgb */ color: rgb(69, 49, 11);
/* oklch */ color: oklch(32.8% 0.059 79.5);

Tailwind

colors: {
  custom: {
    50: '#7c684d',
    500: '#45310b',
    950: '#000000',
  },
}

SCSS

$custom: #45310b;
$custom-light: #7c684d;
$custom-dark: #000000;

JSON

{
  "hex": "#45310b",
  "rgb": {
    "r": 69,
    "g": 49,
    "b": 11
  },
  "hsl": {
    "h": 39.31,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.32844,
    "c": 0.05938,
    "h": 79.5
  },
  "luminance": 0.03486
}

Semantic roles & 50–950 ramp

primary

#45310B

secondary

#2A4881

accent

#78EF39

background

#F7F6F4

surface

#EEEBE7

border

#C9C6C3

text

#0A0601

muted

#7C7A77

Preview Lab

Preview with #45310B

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

Preview Lab → · Contrast checker → · Palette generator →