#230100#230100

#230100 is a very dark, moderate red. Relative luminance 0.004; OKLCH L 16.3% C 0.064 H 31.1°. Best body text is #FFFFFF at 19.52:1 contrast (WCAG AA passes).

Color values

HEX	#230100
RGB	rgb(35, 1, 0)
HSL	hsl(2, 100%, 7%)
HSV	hsv(2, 100%, 14%)
CMYK	cmyk(0%, 97.1%, 100%, 86.3%)
CIE-LAB	lab(3.43, 14.08, 5.39)
CIE-LCH	lch(3.43, 15.07, 20.95°)
OKLab	oklab(16.35% 0.0545 0.0328)
OKLCH	oklch(16.35% 0.064 31.1)
XYZ	xyz(0.7041, 0.3792, 0.0361)
Luminance	0.0038 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#230100 #002223

analogous

#230011 #230100 #231300

triadic

#230100 #002301 #010023

tetradic

#230100 #112300 #002223 #130023

square

#230100 #112300 #002223 #130023

split-complementary

#230100 #002313 #001123

monochromatic

#1F0100 #1F0100 #230100 #600300 #9D0400

Accessibility & contrast

On white

19.52

#230100 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#230100 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #230100

19.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##230100	#FFFFFF	#000000	##FFFFFF
##230100	1.00	19.52	1.08	19.52
#FFFFFF	19.52	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#090700

Deuteranopia (green-blind)

#130F00

Tritanopia (blue-blind)

#280001

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #230100;
/* rgb */ color: rgb(35, 1, 0);
/* oklch */ color: oklch(16.3% 0.064 31.1);

Tailwind

colors: {
  custom: {
    50: '#5e4747',
    500: '#230100',
    950: '#000000',
  },
}

SCSS

$custom: #230100;
$custom-light: #5e4747;
$custom-dark: #000000;

JSON

{
  "hex": "#230100",
  "rgb": {
    "r": 35,
    "g": 1,
    "b": 0
  },
  "hsl": {
    "h": 1.714,
    "s": 100,
    "l": 6.863
  },
  "oklch": {
    "l": 0.16346,
    "c": 0.06357,
    "h": 31.1
  },
  "luminance": 0.00379
}

Semantic roles & 50–950 ramp

primary

#230100

secondary

#13696C

accent

#F9FF29

background

#F5F3F3

surface

#E9E5E5

border

#C5C1C1

text

#040000

muted

#797777

Preview Lab

Preview with #230100

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

Preview Lab → · Contrast checker → · Palette generator →