#4B310F#4B310F

#4B310F is a dark, moderate orange. Relative luminance 0.037; OKLCH L 33.7% C 0.061 H 70.0°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#4B310F
RGB	rgb(75, 49, 15)
HSL	hsl(34, 67%, 18%)
HSV	hsv(34, 80%, 29%)
CMYK	cmyk(0%, 34.7%, 80%, 70.6%)
CIE-LAB	lab(22.75, 8.14, 25.55)
CIE-LCH	lch(22.75, 26.81, 72.32°)
OKLab	oklab(33.7% 0.0208 0.0571)
OKLCH	oklch(33.7% 0.061 70)
XYZ	xyz(4.0865, 3.7273, 0.9561)
Luminance	0.0373 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B310F #0F294B

analogous

#4B130F #4B310F #474B0F

triadic

#4B310F #0F4B31 #310F4B

tetradic

#4B310F #0F4B13 #0F294B #4B0F47

square

#4B310F #0F4B13 #0F294B #4B0F47

split-complementary

#4B310F #0F474B #130F4B

monochromatic

#1A1105 #1A1105 #4B310F #7E5219 #B17423

Accessibility & contrast

On white

12.03

#4B310F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#4B310F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B310F

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B310F	#FFFFFF	#000000	##FFFFFF
##4B310F	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A330B

Deuteranopia (green-blind)

#403910

Tritanopia (blue-blind)

#522B2A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4b310f;
/* rgb */ color: rgb(75, 49, 15);
/* oklch */ color: oklch(33.7% 0.061 70.0);

Tailwind

colors: {
  custom: {
    50: '#81694f',
    500: '#4b310f',
    950: '#000000',
  },
}

SCSS

$custom: #4b310f;
$custom-light: #81694f;
$custom-dark: #000000;

JSON

{
  "hex": "#4b310f",
  "rgb": {
    "r": 75,
    "g": 49,
    "b": 15
  },
  "hsl": {
    "h": 34,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.33703,
    "c": 0.06073,
    "h": 70
  },
  "luminance": 0.03727
}

Semantic roles & 50–950 ramp

primary

#4B310F

secondary

#305585

accent

#88EA3E

background

#F8F6F4

surface

#EFEBE7

border

#CAC6C3

text

#0B0602

muted

#7C7A78

Preview Lab

Preview with #4B310F

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

Preview Lab → · Contrast checker → · Palette generator →