#1A104B#1A104B

#1A104B is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.3% C 0.103 H 282.7°. Best body text is #FFFFFF at 17.22:1 contrast (WCAG AA passes).

Color values

HEX	#1A104B
RGB	rgb(26, 16, 75)
HSL	hsl(250, 65%, 18%)
HSV	hsv(250, 79%, 29%)
CMYK	cmyk(65.3%, 78.7%, 0%, 70.6%)
CIE-LAB	lab(9.78, 24.11, -34.77)
CIE-LCH	lch(9.78, 42.31, 304.73°)
OKLab	oklab(23.28% 0.0225 -0.1002)
OKLCH	oklch(23.28% 0.103 282.7)
XYZ	xyz(1.8809, 1.0981, 6.7681)
Luminance	0.0110 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A104B #414B10

analogous

#10244B #1A104B #37104B

triadic

#1A104B #4B1A10 #104B1A

tetradic

#1A104B #4B1024 #414B10 #104B37

square

#1A104B #4B1024 #414B10 #104B37

split-complementary

#1A104B #4B3710 #244B10

monochromatic

#090519 #090519 #1A104B #2B1B7D #3D26B0

Accessibility & contrast

On white

17.22

#1A104B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#1A104B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A104B

17.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A104B	#FFFFFF	#000000	##FFFFFF
##1A104B	1.00	17.22	1.22	17.22
#FFFFFF	17.22	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4D

Deuteranopia (green-blind)

#00194A

Tritanopia (blue-blind)

#00202C

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #1a104b;
/* rgb */ color: rgb(26, 16, 75);
/* oklch */ color: oklch(23.3% 0.103 282.7);

Tailwind

colors: {
  custom: {
    50: '#5e4f7e',
    500: '#1a104b',
    950: '#000000',
  },
}

SCSS

$custom: #1a104b;
$custom-light: #5e4f7e;
$custom-dark: #000000;

JSON

{
  "hex": "#1a104b",
  "rgb": {
    "r": 26,
    "g": 16,
    "b": 75
  },
  "hsl": {
    "h": 250.169,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.23275,
    "c": 0.10268,
    "h": 282.7
  },
  "luminance": 0.01098
}

Semantic roles & 50–950 ramp

primary

#1A104B

secondary

#778532

accent

#E840CB

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #1A104B

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

Preview Lab → · Contrast checker → · Palette generator →