#B43E2F#B43E2F

#B43E2F is a mid, vivid red. Relative luminance 0.134; OKLCH L 52.9% C 0.156 H 30.2°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#B43E2F
RGB	rgb(180, 62, 47)
HSL	hsl(7, 59%, 45%)
HSV	hsv(7, 74%, 71%)
CMYK	cmyk(0%, 65.6%, 73.9%, 29.4%)
CIE-LAB	lab(43.30, 46.97, 34.88)
CIE-LCH	lch(43.30, 58.51, 36.60°)
OKLab	oklab(52.91% 0.1347 0.0786)
OKLCH	oklch(52.91% 0.156 30.2)
XYZ	xyz(21.0604, 13.3568, 4.1579)
Luminance	0.1335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43E2F #2FA5B4

analogous

#B42F63 #B43E2F #B4812F

triadic

#B43E2F #2FB43E #3E2FB4

tetradic

#B43E2F #63B42F #2FA5B4 #812FB4

square

#B43E2F #63B42F #2FA5B4 #812FB4

split-complementary

#B43E2F #2FB481 #2F63B4

monochromatic

#531D16 #832D22 #B43E2F #D15E4F #DE8A80

Accessibility & contrast

On white

5.72

#B43E2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B43E2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43E2F

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43E2F	#FFFFFF	#000000	##FFFFFF
##B43E2F	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562D

Deuteranopia (green-blind)

#7C702B

Tritanopia (blue-blind)

#C61E3B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b43e2f;
/* rgb */ color: rgb(180, 62, 47);
/* oklch */ color: oklch(52.9% 0.156 30.2);

Tailwind

colors: {
  custom: {
    50: '#d27968',
    500: '#b43e2f',
    950: '#000000',
  },
}

SCSS

$custom: #b43e2f;
$custom-light: #d27968;
$custom-dark: #000000;

JSON

{
  "hex": "#b43e2f",
  "rgb": {
    "r": 180,
    "g": 62,
    "b": 47
  },
  "hsl": {
    "h": 6.767,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52912,
    "c": 0.15597,
    "h": 30.2
  },
  "luminance": 0.13354
}

Semantic roles & 50–950 ramp

primary

#B43E2F

secondary

#78BEC7

accent

#D0E246

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43E2F

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

Preview Lab → · Contrast checker → · Palette generator →