#2A0105#2A0105

#2A0105 is a very dark, moderate red. Relative luminance 0.005; OKLCH L 18.3% C 0.070 H 20.1°. Best body text is #FFFFFF at 19.00:1 contrast (WCAG AA passes).

Color values

HEX	#2A0105
RGB	rgb(42, 1, 5)
HSL	hsl(354, 95%, 8%)
HSV	hsv(354, 98%, 16%)
CMYK	cmyk(0%, 97.6%, 88.1%, 83.5%)
CIE-LAB	lab(4.74, 19.90, 5.42)
CIE-LCH	lch(4.74, 20.63, 15.24°)
OKLab	oklab(18.26% 0.0659 0.0241)
OKLCH	oklch(18.26% 0.07 20.1)
XYZ	xyz(0.9932, 0.5251, 0.1926)
Luminance	0.0053 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A0105 #012A26

analogous

#2A0119 #2A0105 #2A1101

triadic

#2A0105 #052A01 #01052A

tetradic

#2A0105 #192A01 #012A26 #11012A

square

#2A0105 #192A01 #012A26 #11012A

split-complementary

#2A0105 #012A11 #01192A

monochromatic

#1E0104 #1E0104 #2A0105 #66020C #A20413

Accessibility & contrast

On white

19.00

#2A0105 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#2A0105 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A0105

19.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A0105	#FFFFFF	#000000	##FFFFFF
##2A0105	1.00	19.00	1.11	19.00
#FFFFFF	19.00	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	19.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C0A05

Deuteranopia (green-blind)

#171404

Tritanopia (blue-blind)

#2F0003

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #2a0105;
/* rgb */ color: rgb(42, 1, 5);
/* oklch */ color: oklch(18.3% 0.070 20.1);

Tailwind

colors: {
  custom: {
    50: '#664649',
    500: '#2a0105',
    950: '#000000',
  },
}

SCSS

$custom: #2a0105;
$custom-light: #664649;
$custom-dark: #000000;

JSON

{
  "hex": "#2a0105",
  "rgb": {
    "r": 42,
    "g": 1,
    "b": 5
  },
  "hsl": {
    "h": 354.146,
    "s": 95.349,
    "l": 8.431
  },
  "oklch": {
    "l": 0.18258,
    "c": 0.07015,
    "h": 20.1
  },
  "luminance": 0.00525
}

Semantic roles & 50–950 ramp

primary

#2A0105

secondary

#167068

accent

#FFEA29

background

#F6F3F4

surface

#EBE5E6

border

#C6C1C2

text

#060000

muted

#7A7677

Preview Lab

Preview with #2A0105

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

Preview Lab → · Contrast checker → · Palette generator →