#1A0331#1A0331

#1A0331 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.3% C 0.086 H 301.6°. Best body text is #FFFFFF at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#1A0331
RGB	rgb(26, 3, 49)
HSL	hsl(270, 88%, 10%)
HSV	hsv(270, 94%, 19%)
CMYK	cmyk(46.9%, 93.9%, 0%, 80.8%)
CIE-LAB	lab(4.58, 21.34, -24.59)
CIE-LCH	lch(4.58, 32.56, 310.95°)
OKLab	oklab(18.29% 0.0453 -0.0735)
OKLCH	oklch(18.29% 0.086 301.6)
XYZ	xyz(1.0128, 0.5065, 2.9495)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A0331 #1A3103

analogous

#030331 #1A0331 #310331

triadic

#1A0331 #311A03 #03311A

tetradic

#1A0331 #310303 #1A3103 #033131

square

#1A0331 #310303 #1A3103 #033131

split-complementary

#1A0331 #313103 #033103

monochromatic

#0F021D #0F021D #1A0331 #39076B #570AA4

Accessibility & contrast

On white

19.07

#1A0331 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#1A0331 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A0331

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A0331	#FFFFFF	#000000	##FFFFFF
##1A0331	1.00	19.07	1.10	19.07
#FFFFFF	19.07	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F32

Deuteranopia (green-blind)

#000F30

Tritanopia (blue-blind)

#150E19

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #1a0331;
/* rgb */ color: rgb(26, 3, 49);
/* oklch */ color: oklch(18.3% 0.086 301.6);

Tailwind

colors: {
  custom: {
    50: '#594769',
    500: '#1a0331',
    950: '#000000',
  },
}

SCSS

$custom: #1a0331;
$custom-light: #594769;
$custom-dark: #000000;

JSON

{
  "hex": "#1a0331",
  "rgb": {
    "r": 26,
    "g": 3,
    "b": 49
  },
  "hsl": {
    "h": 270,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.18287,
    "c": 0.08633,
    "h": 301.6
  },
  "luminance": 0.00506
}

Semantic roles & 50–950 ramp

primary

#1A0331

secondary

#48741B

accent

#FF2994

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1A0331

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

Preview Lab → · Contrast checker → · Palette generator →