#B34640#B34640

#B34640 is a mid, vivid red. Relative luminance 0.143; OKLCH L 54.0% C 0.143 H 26.1°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#B34640
RGB	rgb(179, 70, 64)
HSL	hsl(3, 47%, 48%)
HSV	hsv(3, 64%, 70%)
CMYK	cmyk(0%, 60.9%, 64.2%, 29.8%)
CIE-LAB	lab(44.71, 43.94, 26.62)
CIE-LCH	lch(44.71, 51.37, 31.21°)
OKLab	oklab(54.02% 0.1287 0.0632)
OKLCH	oklch(54.02% 0.143 26.1)
XYZ	xyz(21.7081, 14.3371, 6.4737)
Luminance	0.1433 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B34640 #40ADB3

analogous

#B34074 #B34640 #B37F40

triadic

#B34640 #40B346 #4640B3

tetradic

#B34640 #74B340 #40ADB3 #7F40B3

square

#B34640 #74B340 #40ADB3 #7F40B3

split-complementary

#B34640 #40B37F #4074B3

monochromatic

#592320 #863430 #B34640 #C96C67 #D99894

Accessibility & contrast

On white

5.43

#B34640 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#B34640 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B34640

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B34640	#FFFFFF	#000000	##FFFFFF
##B34640	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625B3F

Deuteranopia (green-blind)

#7D733D

Tritanopia (blue-blind)

#C43045

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b34640;
/* rgb */ color: rgb(179, 70, 64);
/* oklch */ color: oklch(54.0% 0.143 26.1);

Tailwind

colors: {
  custom: {
    50: '#d07e75',
    500: '#b34640',
    950: '#000000',
  },
}

SCSS

$custom: #b34640;
$custom-light: #d07e75;
$custom-dark: #000000;

JSON

{
  "hex": "#b34640",
  "rgb": {
    "r": 179,
    "g": 70,
    "b": 64
  },
  "hsl": {
    "h": 3.13,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54021,
    "c": 0.14342,
    "h": 26.1
  },
  "luminance": 0.14334
}

Semantic roles & 50–950 ramp

primary

#B34640

secondary

#8AC1C4

accent

#D0D751

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B34640

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

Preview Lab → · Contrast checker → · Palette generator →