#B45D37#B45D37

#B45D37 is a mid, vivid orange. Relative luminance 0.178; OKLCH L 57.5% C 0.124 H 43.2°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#B45D37
RGB	rgb(180, 93, 55)
HSL	hsl(18, 53%, 46%)
HSV	hsv(18, 69%, 71%)
CMYK	cmyk(0%, 48.3%, 69.4%, 29.4%)
CIE-LAB	lab(49.27, 32.18, 37.20)
CIE-LCH	lch(49.27, 49.19, 49.13°)
OKLab	oklab(57.47% 0.0906 0.0852)
OKLCH	oklch(57.47% 0.124 43.2)
XYZ	xyz(23.4284, 17.8105, 5.8177)
Luminance	0.1781 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B45D37 #378EB4

analogous

#B4374F #B45D37 #B49B37

triadic

#B45D37 #37B45D #5D37B4

tetradic

#B45D37 #4FB437 #378EB4 #9B37B4

square

#B45D37 #4FB437 #378EB4 #9B37B4

split-complementary

#B45D37 #37B49B #374FB4

monochromatic

#562D1A #854529 #B45D37 #CD7E5B #DBA38A

Accessibility & contrast

On white

4.60

#B45D37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#B45D37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #B45D37

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B45D37	#FFFFFF	#000000	##FFFFFF
##B45D37	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#756933

Deuteranopia (green-blind)

#8A7C36

Tritanopia (blue-blind)

#C54C54

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #b45d37;
/* rgb */ color: rgb(180, 93, 55);
/* oklch */ color: oklch(57.5% 0.124 43.2);

Tailwind

colors: {
  custom: {
    50: '#d08c6f',
    500: '#b45d37',
    950: '#000000',
  },
}

SCSS

$custom: #b45d37;
$custom-light: #d08c6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b45d37",
  "rgb": {
    "r": 180,
    "g": 93,
    "b": 55
  },
  "hsl": {
    "h": 18.24,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.57469,
    "c": 0.12431,
    "h": 43.2
  },
  "luminance": 0.17808
}

Semantic roles & 50–950 ramp

primary

#B45D37

secondary

#81B1C6

accent

#B0DD4B

background

#FDF8F6

surface

#FBF0EC

border

#D4CBC7

text

#150C07

muted

#837D7A

Preview Lab

Preview with #B45D37

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

Preview Lab → · Contrast checker → · Palette generator →