#B13D35#B13D35

#B13D35 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.153 H 27.5°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#B13D35
RGB	rgb(177, 61, 53)
HSL	hsl(4, 54%, 45%)
HSV	hsv(4, 70%, 69%)
CMYK	cmyk(0%, 65.5%, 70.1%, 30.6%)
CIE-LAB	lab(42.68, 46.66, 30.57)
CIE-LCH	lch(42.68, 55.78, 33.24°)
OKLab	oklab(52.37% 0.1353 0.0705)
OKLCH	oklch(52.37% 0.153 27.5)
XYZ	xyz(20.4450, 12.9445, 4.7894)
Luminance	0.1294 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13D35 #35A9B1

analogous

#B1356B #B13D35 #B17B35

triadic

#B13D35 #35B13D #3D35B1

tetradic

#B13D35 #6BB135 #35A9B1 #7B35B1

square

#B13D35 #6BB135 #35A9B1 #7B35B1

split-complementary

#B13D35 #35B17B #356BB1

monochromatic

#531D19 #822D27 #B13D35 #CD5E57 #DB8B86

Accessibility & contrast

On white

5.85

#B13D35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B13D35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13D35

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13D35	#FFFFFF	#000000	##FFFFFF
##B13D35	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5533

Deuteranopia (green-blind)

#7A6E31

Tritanopia (blue-blind)

#C2203C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b13d35;
/* rgb */ color: rgb(177, 61, 53);
/* oklch */ color: oklch(52.4% 0.153 27.5);

Tailwind

colors: {
  custom: {
    50: '#d0786c',
    500: '#b13d35',
    950: '#000000',
  },
}

SCSS

$custom: #b13d35;
$custom-light: #d0786c;
$custom-dark: #000000;

JSON

{
  "hex": "#b13d35",
  "rgb": {
    "r": 177,
    "g": 61,
    "b": 53
  },
  "hsl": {
    "h": 3.871,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52374,
    "c": 0.15258,
    "h": 27.5
  },
  "luminance": 0.12942
}

Semantic roles & 50–950 ramp

primary

#B13D35

secondary

#7DC0C4

accent

#D4DD4B

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B13D35

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

Preview Lab → · Contrast checker → · Palette generator →