#B12540#B12540

#B12540 is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.2% C 0.175 H 16.1°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#B12540
RGB	rgb(177, 37, 64)
HSL	hsl(348, 65%, 42%)
HSV	hsv(348, 79%, 69%)
CMYK	cmyk(0%, 79.1%, 63.8%, 30.6%)
CIE-LAB	lab(39.65, 56.12, 20.09)
CIE-LCH	lch(39.65, 59.61, 19.70°)
OKLab	oklab(50.18% 0.1677 0.0484)
OKLCH	oklch(50.18% 0.175 16.1)
XYZ	xyz(19.7206, 11.0434, 5.9427)
Luminance	0.1104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12540 #25B196

analogous

#B12586 #B12540 #B15025

triadic

#B12540 #40B125 #2540B1

tetradic

#B12540 #86B125 #25B196 #5025B1

square

#B12540 #86B125 #25B196 #5025B1

split-complementary

#B12540 #25B150 #2586B1

monochromatic

#4C101B #7E1A2E #B12540 #D63D5A #E16F85

Accessibility & contrast

On white

6.55

#B12540 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B12540 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12540

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12540	#FFFFFF	#000000	##FFFFFF
##B12540	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4B40

Deuteranopia (green-blind)

#71683C

Tritanopia (blue-blind)

#C20031

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b12540;
/* rgb */ color: rgb(177, 37, 64);
/* oklch */ color: oklch(50.2% 0.175 16.1);

Tailwind

colors: {
  custom: {
    50: '#d06e74',
    500: '#b12540',
    950: '#000000',
  },
}

SCSS

$custom: #b12540;
$custom-light: #d06e74;
$custom-dark: #000000;

JSON

{
  "hex": "#b12540",
  "rgb": {
    "r": 177,
    "g": 37,
    "b": 64
  },
  "hsl": {
    "h": 348.429,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.50177,
    "c": 0.17457,
    "h": 16.1
  },
  "luminance": 0.1104
}

Semantic roles & 50–950 ramp

primary

#B12540

secondary

#6AC8B6

accent

#E8C83F

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B12540

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

Preview Lab → · Contrast checker → · Palette generator →