#230001#230001

#230001 is a very dark, moderate red. Relative luminance 0.004; OKLCH L 16.1% C 0.066 H 26.1°. Best body text is #FFFFFF at 19.59:1 contrast (WCAG AA passes).

Color values

HEX	#230001
RGB	rgb(35, 0, 1)
HSL	hsl(358, 100%, 7%)
HSV	hsv(358, 100%, 14%)
CMYK	cmyk(0%, 100%, 97.1%, 86.3%)
CIE-LAB	lab(3.25, 14.62, 4.72)
CIE-LCH	lch(3.25, 15.36, 17.90°)
OKLab	oklab(16.12% 0.0589 0.0288)
OKLCH	oklch(16.12% 0.066 26.1)
XYZ	xyz(0.6987, 0.3596, 0.0613)
Luminance	0.0036 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#230001 #002322

analogous

#230013 #230001 #231100

triadic

#230001 #012300 #000123

tetradic

#230001 #132300 #002322 #110023

square

#230001 #132300 #002322 #110023

split-complementary

#230001 #002311 #001323

monochromatic

#1F0001 #1F0001 #230001 #600003 #9D0004

Accessibility & contrast

On white

19.59

#230001 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#230001 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #230001

19.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##230001	#FFFFFF	#000000	##FFFFFF
##230001	1.00	19.59	1.07	19.59
#FFFFFF	19.59	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080601

Deuteranopia (green-blind)

#120F00

Tritanopia (blue-blind)

#280001

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #230001;
/* rgb */ color: rgb(35, 0, 1);
/* oklch */ color: oklch(16.1% 0.066 26.1);

Tailwind

colors: {
  custom: {
    50: '#5e4647',
    500: '#230001',
    950: '#000000',
  },
}

SCSS

$custom: #230001;
$custom-light: #5e4647;
$custom-dark: #000000;

JSON

{
  "hex": "#230001",
  "rgb": {
    "r": 35,
    "g": 0,
    "b": 1
  },
  "hsl": {
    "h": 358.286,
    "s": 100,
    "l": 6.863
  },
  "oklch": {
    "l": 0.16123,
    "c": 0.06554,
    "h": 26.1
  },
  "luminance": 0.0036
}

Semantic roles & 50–950 ramp

primary

#230001

secondary

#136C69

accent

#FFF929

background

#F5F3F3

surface

#E9E5E5

border

#C5C1C1

text

#040000

muted

#797777

Preview Lab

Preview with #230001

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

Preview Lab → · Contrast checker → · Palette generator →