#451F0F#451F0F

#451F0F is a dark, moderate orange. Relative luminance 0.023; OKLCH L 29.0% C 0.064 H 42.5°. Best body text is #FFFFFF at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#451F0F
RGB	rgb(69, 31, 15)
HSL	hsl(18, 64%, 16%)
HSV	hsv(18, 78%, 27%)
CMYK	cmyk(0%, 55.1%, 78.3%, 72.9%)
CIE-LAB	lab(16.89, 16.77, 18.65)
CIE-LCH	lch(16.89, 25.08, 48.04°)
OKLab	oklab(28.99% 0.0472 0.0433)
OKLCH	oklch(28.99% 0.064 42.5)
XYZ	xyz(3.0307, 2.2800, 0.7323)
Luminance	0.0228 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451F0F #0F3545

analogous

#450F1A #451F0F #453A0F

triadic

#451F0F #0F451F #1F0F45

tetradic

#451F0F #1A450F #0F3545 #3A0F45

square

#451F0F #1A450F #0F3545 #3A0F45

split-complementary

#451F0F #0F453A #0F1A45

monochromatic

#190B05 #190B05 #451F0F #77361A #AA4C25

Accessibility & contrast

On white

14.42

#451F0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#451F0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451F0F

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451F0F	#FFFFFF	#000000	##FFFFFF
##451F0F	1.00	14.42	1.46	14.42
#FFFFFF	14.42	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29240D

Deuteranopia (green-blind)

#332D0E

Tritanopia (blue-blind)

#4C171B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #451f0f;
/* rgb */ color: rgb(69, 31, 15);
/* oklch */ color: oklch(29.0% 0.064 42.5);

Tailwind

colors: {
  custom: {
    50: '#7d5b4e',
    500: '#451f0f',
    950: '#000000',
  },
}

SCSS

$custom: #451f0f;
$custom-light: #7d5b4e;
$custom-dark: #000000;

JSON

{
  "hex": "#451f0f",
  "rgb": {
    "r": 69,
    "g": 31,
    "b": 15
  },
  "hsl": {
    "h": 17.778,
    "s": 64.286,
    "l": 16.471
  },
  "oklch": {
    "l": 0.28985,
    "c": 0.06404,
    "h": 42.5
  },
  "luminance": 0.0228
}

Semantic roles & 50–950 ramp

primary

#451F0F

secondary

#30687F

accent

#B6E741

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#0A0401

muted

#7C7977

Preview Lab

Preview with #451F0F

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

Preview Lab → · Contrast checker → · Palette generator →