#1A103E#1A103E

#1A103E is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.9% C 0.083 H 287.4°. Best body text is #FFFFFF at 17.68:1 contrast (WCAG AA passes).

Color values

HEX	#1A103E
RGB	rgb(26, 16, 62)
HSL	hsl(253, 59%, 15%)
HSV	hsv(253, 74%, 24%)
CMYK	cmyk(58.1%, 74.2%, 0%, 75.7%)
CIE-LAB	lab(8.46, 19.43, -27.78)
CIE-LCH	lch(8.46, 33.90, 304.97°)
OKLab	oklab(21.92% 0.025 -0.0797)
OKLCH	oklch(21.92% 0.083 287.4)
XYZ	xyz(1.4805, 0.9379, 4.6595)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A103E #343E10

analogous

#101D3E #1A103E #31103E

triadic

#1A103E #3E1A10 #103E1A

tetradic

#1A103E #3E101D #343E10 #103E31

square

#1A103E #3E101D #343E10 #103E31

split-complementary

#1A103E #3E3110 #1D3E10

monochromatic

#0A0618 #0A0618 #1A103E #2E1D6F #43299F

Accessibility & contrast

On white

17.68

#1A103E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#1A103E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A103E

17.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A103E	#FFFFFF	#000000	##FFFFFF
##1A103E	1.00	17.68	1.19	17.68
#FFFFFF	17.68	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3F

Deuteranopia (green-blind)

#00173D

Tritanopia (blue-blind)

#0D1B25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #1a103e;
/* rgb */ color: rgb(26, 16, 62);
/* oklch */ color: oklch(21.9% 0.083 287.4);

Tailwind

colors: {
  custom: {
    50: '#5b4e74',
    500: '#1a103e',
    950: '#000000',
  },
}

SCSS

$custom: #1a103e;
$custom-light: #5b4e74;
$custom-dark: #000000;

JSON

{
  "hex": "#1a103e",
  "rgb": {
    "r": 26,
    "g": 16,
    "b": 62
  },
  "hsl": {
    "h": 253.043,
    "s": 58.974,
    "l": 15.294
  },
  "oklch": {
    "l": 0.2192,
    "c": 0.08348,
    "h": 287.4
  },
  "luminance": 0.00938
}

Semantic roles & 50–950 ramp

primary

#1A103E

secondary

#697832

accent

#E246C0

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #1A103E

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

Preview Lab → · Contrast checker → · Palette generator →