#1A106A#1A106A

#1A106A is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.9% C 0.144 H 275.6°. Best body text is #FFFFFF at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#1A106A
RGB	rgb(26, 16, 106)
HSL	hsl(247, 74%, 24%)
HSV	hsv(247, 85%, 42%)
CMYK	cmyk(75.5%, 84.9%, 0%, 58.4%)
CIE-LAB	lab(13.41, 34.86, -49.69)
CIE-LCH	lch(13.41, 60.70, 305.05°)
OKLab	oklab(26.91% 0.014 -0.1437)
OKLCH	oklch(26.91% 0.144 275.6)
XYZ	xyz(3.2120, 1.6305, 13.7783)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A106A #606A10

analogous

#10336A #1A106A #47106A

triadic

#1A106A #6A1A10 #106A1A

tetradic

#1A106A #6A1033 #606A10 #106A47

square

#1A106A #6A1033 #606A10 #106A47

split-complementary

#1A106A #6A4710 #336A10

monochromatic

#07041B #0D0835 #1A106A #27189F #3420D4

Accessibility & contrast

On white

15.83

#1A106A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#1A106A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A106A

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A106A	#FFFFFF	#000000	##FFFFFF
##1A106A	1.00	15.83	1.33	15.83
#FFFFFF	15.83	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00266C

Deuteranopia (green-blind)

#001E68

Tritanopia (blue-blind)

#002C3E

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1a106a;
/* rgb */ color: rgb(26, 16, 106);
/* oklch */ color: oklch(26.9% 0.144 275.6);

Tailwind

colors: {
  custom: {
    50: '#665196',
    500: '#1a106a',
    950: '#000000',
  },
}

SCSS

$custom: #1a106a;
$custom-light: #665196;
$custom-dark: #000000;

JSON

{
  "hex": "#1a106a",
  "rgb": {
    "r": 26,
    "g": 16,
    "b": 106
  },
  "hsl": {
    "h": 246.667,
    "s": 73.77,
    "l": 23.922
  },
  "oklch": {
    "l": 0.26905,
    "c": 0.14435,
    "h": 275.6
  },
  "luminance": 0.01631
}

Semantic roles & 50–950 ramp

primary

#1A106A

secondary

#96A234

accent

#F037DC

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020D

muted

#7A787E

Preview Lab

Preview with #1A106A

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

Preview Lab → · Contrast checker → · Palette generator →