#B43E16#B43E16

#B43E16 is a mid, vivid orange. Relative luminance 0.132; OKLCH L 52.7% C 0.161 H 37.4°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#B43E16
RGB	rgb(180, 62, 22)
HSL	hsl(15, 78%, 40%)
HSV	hsv(15, 88%, 71%)
CMYK	cmyk(0%, 65.6%, 87.8%, 29.4%)
CIE-LAB	lab(43.08, 46.14, 47.23)
CIE-LCH	lch(43.08, 66.03, 45.67°)
OKLab	oklab(52.68% 0.1278 0.0977)
OKLCH	oklch(52.68% 0.161 37.4)
XYZ	xyz(20.6922, 13.2096, 2.2190)
Luminance	0.1321 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43E16 #168CB4

analogous

#B4163D #B43E16 #B48D16

triadic

#B43E16 #16B43E #3E16B4

tetradic

#B43E16 #3DB416 #168CB4 #8D16B4

square

#B43E16 #3DB416 #168CB4 #8D16B4

split-complementary

#B43E16 #16B48D #163DB4

monochromatic

#471809 #7D2B0F #B43E16 #E45423 #EB7E5A

Accessibility & contrast

On white

5.77

#B43E16 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B43E16 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43E16

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43E16	#FFFFFF	#000000	##FFFFFF
##B43E16	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61550E

Deuteranopia (green-blind)

#7E700E

Tritanopia (blue-blind)

#C61A37

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b43e16;
/* rgb */ color: rgb(180, 62, 22);
/* oklch */ color: oklch(52.7% 0.161 37.4);

Tailwind

colors: {
  custom: {
    50: '#d47958',
    500: '#b43e16',
    950: '#000000',
  },
}

SCSS

$custom: #b43e16;
$custom-light: #d47958;
$custom-dark: #000000;

JSON

{
  "hex": "#b43e16",
  "rgb": {
    "r": 180,
    "g": 62,
    "b": 22
  },
  "hsl": {
    "h": 15.19,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.52678,
    "c": 0.16085,
    "h": 37.4
  },
  "luminance": 0.13206
}

Semantic roles & 50–950 ramp

primary

#B43E16

secondary

#58B0CE

accent

#C4F533

background

#FEF7F5

surface

#FCEEE9

border

#D5C9C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B43E16

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

Preview Lab → · Contrast checker → · Palette generator →