#40270B#40270B

#40270B is a dark, muted orange. Relative luminance 0.026; OKLCH L 29.8% C 0.055 H 65.5°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#40270B
RGB	rgb(64, 39, 11)
HSL	hsl(32, 71%, 15%)
HSV	hsv(32, 83%, 25%)
CMYK	cmyk(0%, 39.1%, 82.8%, 74.9%)
CIE-LAB	lab(18.21, 8.78, 21.97)
CIE-LCH	lch(18.21, 23.66, 68.22°)
OKLab	oklab(29.82% 0.0229 0.0503)
OKLCH	oklch(29.82% 0.055 65.5)
XYZ	xyz(2.9005, 2.5655, 0.6590)
Luminance	0.0256 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40270B #0B2440

analogous

#400C0B #40270B #3F400B

triadic

#40270B #0B4027 #270B40

tetradic

#40270B #0B400C #0B2440 #400B3F

square

#40270B #0B400C #0B2440 #400B3F

split-complementary

#40270B #0B3F40 #0C0B40

monochromatic

#1A1004 #1A1004 #40270B #744714 #A8671D

Accessibility & contrast

On white

13.88

#40270B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#40270B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40270B

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40270B	#FFFFFF	#000000	##FFFFFF
##40270B	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2908

Deuteranopia (green-blind)

#352F0B

Tritanopia (blue-blind)

#472121

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #40270b;
/* rgb */ color: rgb(64, 39, 11);
/* oklch */ color: oklch(29.8% 0.055 65.5);

Tailwind

colors: {
  custom: {
    50: '#78614c',
    500: '#40270b',
    950: '#000000',
  },
}

SCSS

$custom: #40270b;
$custom-light: #78614c;
$custom-dark: #000000;

JSON

{
  "hex": "#40270b",
  "rgb": {
    "r": 64,
    "g": 39,
    "b": 11
  },
  "hsl": {
    "h": 31.698,
    "s": 70.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.29816,
    "c": 0.05527,
    "h": 65.5
  },
  "luminance": 0.02565
}

Semantic roles & 50–950 ramp

primary

#40270B

secondary

#2A517D

accent

#8FED3A

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090501

muted

#7B7977

Preview Lab

Preview with #40270B

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

Preview Lab → · Contrast checker → · Palette generator →