#1A103C#1A103C

#1A103C is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.7% C 0.080 H 288.3°. Best body text is #FFFFFF at 17.75:1 contrast (WCAG AA passes).

Color values

HEX	#1A103C
RGB	rgb(26, 16, 60)
HSL	hsl(254, 58%, 15%)
HSV	hsv(254, 73%, 24%)
CMYK	cmyk(56.7%, 73.3%, 0%, 76.5%)
CIE-LAB	lab(8.27, 18.71, -26.65)
CIE-LCH	lch(8.27, 32.56, 305.06°)
OKLab	oklab(21.72% 0.0252 -0.0763)
OKLCH	oklch(21.72% 0.08 288.3)
XYZ	xyz(1.4267, 0.9164, 4.3758)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A103C #323C10

analogous

#101C3C #1A103C #30103C

triadic

#1A103C #3C1A10 #103C1A

tetradic

#1A103C #3C101C #323C10 #103C30

square

#1A103C #3C101C #323C10 #103C30

split-complementary

#1A103C #3C3010 #1C3C10

monochromatic

#0A0618 #0A0618 #1A103C #2F1D6C #442A9D

Accessibility & contrast

On white

17.75

#1A103C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#1A103C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A103C

17.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A103C	#FFFFFF	#000000	##FFFFFF
##1A103C	1.00	17.75	1.18	17.75
#FFFFFF	17.75	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193D

Deuteranopia (green-blind)

#00173B

Tritanopia (blue-blind)

#0E1B24

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #1a103c;
/* rgb */ color: rgb(26, 16, 60);
/* oklch */ color: oklch(21.7% 0.080 288.3);

Tailwind

colors: {
  custom: {
    50: '#5a4e72',
    500: '#1a103c',
    950: '#000000',
  },
}

SCSS

$custom: #1a103c;
$custom-light: #5a4e72;
$custom-dark: #000000;

JSON

{
  "hex": "#1a103c",
  "rgb": {
    "r": 26,
    "g": 16,
    "b": 60
  },
  "hsl": {
    "h": 253.636,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.21724,
    "c": 0.08041,
    "h": 288.3
  },
  "luminance": 0.00916
}

Semantic roles & 50–950 ramp

primary

#1A103C

secondary

#667632

accent

#E147BE

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040108

muted

#79777B

Preview Lab

Preview with #1A103C

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

Preview Lab → · Contrast checker → · Palette generator →