#87243B#87243B

#87243B is a dark, vivid red. Relative luminance 0.067; OKLCH L 42.4% C 0.134 H 11.5°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#87243B
RGB	rgb(135, 36, 59)
HSL	hsl(346, 58%, 34%)
HSV	hsv(346, 73%, 53%)
CMYK	cmyk(0%, 73.3%, 56.3%, 47.1%)
CIE-LAB	lab(31.18, 43.29, 10.53)
CIE-LCH	lch(31.18, 44.56, 13.67°)
OKLab	oklab(42.38% 0.131 0.0265)
OKLCH	oklch(42.38% 0.134 11.5)
XYZ	xyz(11.4130, 6.7300, 4.8349)
Luminance	0.0673 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#87243B #248770

analogous

#87246C #87243B #873E24

triadic

#87243B #3B8724 #243B87

tetradic

#87243B #6C8724 #248770 #3E2487

square

#87243B #6C8724 #248770 #3E2487

split-complementary

#87243B #24873E #246C87

monochromatic

#260A11 #571726 #87243B #B73150 #D15471

Accessibility & contrast

On white

8.95

#87243B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#87243B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #87243B

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##87243B	#FFFFFF	#000000	##FFFFFF
##87243B	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3D3B

Deuteranopia (green-blind)

#575139

Tritanopia (blue-blind)

#940D2D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #87243b;
/* rgb */ color: rgb(135, 36, 59);
/* oklch */ color: oklch(42.4% 0.134 11.5);

Tailwind

colors: {
  custom: {
    50: '#af6770',
    500: '#87243b',
    950: '#000000',
  },
}

SCSS

$custom: #87243b;
$custom-light: #af6770;
$custom-dark: #000000;

JSON

{
  "hex": "#87243b",
  "rgb": {
    "r": 135,
    "g": 36,
    "b": 59
  },
  "hsl": {
    "h": 346.061,
    "s": 57.895,
    "l": 33.529
  },
  "oklch": {
    "l": 0.42378,
    "c": 0.13367,
    "h": 11.5
  },
  "luminance": 0.06728
}

Semantic roles & 50–950 ramp

primary

#87243B

secondary

#51B59E

accent

#E1BD47

background

#FBF6F6

surface

#F6EBEC

border

#D0C6C7

text

#110607

muted

#807A7A

Preview Lab

Preview with #87243B

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

Preview Lab → · Contrast checker → · Palette generator →