#4B280C#4B280C

#4B280C is a dark, moderate orange. Relative luminance 0.030; OKLCH L 31.7% C 0.066 H 55.6°. Best body text is #FFFFFF at 13.06:1 contrast (WCAG AA passes).

Color values

HEX	#4B280C
RGB	rgb(75, 40, 12)
HSL	hsl(27, 72%, 17%)
HSV	hsv(27, 84%, 29%)
CMYK	cmyk(0%, 46.7%, 84%, 70.6%)
CIE-LAB	lab(20.20, 13.81, 24.28)
CIE-LCH	lch(20.20, 27.93, 60.36°)
OKLab	oklab(31.72% 0.0371 0.0542)
OKLCH	oklch(31.72% 0.066 55.6)
XYZ	xyz(3.7271, 3.0404, 0.7383)
Luminance	0.0304 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B280C #0C2F4B

analogous

#4B0C0F #4B280C #4B480C

triadic

#4B280C #0C4B28 #280C4B

tetradic

#4B280C #0F4B0C #0C2F4B #480C4B

square

#4B280C #0F4B0C #0C2F4B #480C4B

split-complementary

#4B280C #0C4B48 #0C0F4B

monochromatic

#1A0E04 #1A0E04 #4B280C #804414 #B5601D

Accessibility & contrast

On white

13.06

#4B280C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#4B280C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B280C

13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B280C	#FFFFFF	#000000	##FFFFFF
##4B280C	1.00	13.06	1.61	13.06
#FFFFFF	13.06	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322C08

Deuteranopia (green-blind)

#3B340C

Tritanopia (blue-blind)

#532022

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #4b280c;
/* rgb */ color: rgb(75, 40, 12);
/* oklch */ color: oklch(31.7% 0.066 55.6);

Tailwind

colors: {
  custom: {
    50: '#81624d',
    500: '#4b280c',
    950: '#000000',
  },
}

SCSS

$custom: #4b280c;
$custom-light: #81624d;
$custom-dark: #000000;

JSON

{
  "hex": "#4b280c",
  "rgb": {
    "r": 75,
    "g": 40,
    "b": 12
  },
  "hsl": {
    "h": 26.667,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.31723,
    "c": 0.06569,
    "h": 55.6
  },
  "luminance": 0.0304
}

Semantic roles & 50–950 ramp

primary

#4B280C

secondary

#2C5E87

accent

#9EEF39

background

#F8F5F4

surface

#EFEAE7

border

#CAC6C3

text

#0B0501

muted

#7C7977

Preview Lab

Preview with #4B280C

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

Preview Lab → · Contrast checker → · Palette generator →