#1A1569#1A1569

#1A1569 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.5% C 0.138 H 274.9°. Best body text is #FFFFFF at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#1A1569
RGB	rgb(26, 21, 105)
HSL	hsl(244, 67%, 25%)
HSV	hsv(244, 80%, 41%)
CMYK	cmyk(75.2%, 80%, 0%, 58.8%)
CIE-LAB	lab(14.26, 31.73, -47.63)
CIE-LCH	lch(14.26, 57.24, 303.67°)
OKLab	oklab(27.46% 0.0119 -0.1377)
OKLCH	oklch(27.46% 0.138 274.9)
XYZ	xyz(3.2431, 1.7756, 13.5337)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1569 #646915

analogous

#153A69 #1A1569 #441569

triadic

#1A1569 #691A15 #15691A

tetradic

#1A1569 #69153A #646915 #156944

square

#1A1569 #69153A #646915 #156944

split-complementary

#1A1569 #694415 #3A6915

monochromatic

#06051A #0D0B36 #1A1569 #271F9C #3329CF

Accessibility & contrast

On white

15.50

#1A1569 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#1A1569 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1569

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1569	#FFFFFF	#000000	##FFFFFF
##1A1569	1.00	15.50	1.36	15.50
#FFFFFF	15.50	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00286B

Deuteranopia (green-blind)

#002068

Tritanopia (blue-blind)

#002E3E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #1a1569;
/* rgb */ color: rgb(26, 21, 105);
/* oklch */ color: oklch(27.5% 0.138 274.9);

Tailwind

colors: {
  custom: {
    50: '#655495',
    500: '#1a1569',
    950: '#000000',
  },
}

SCSS

$custom: #1a1569;
$custom-light: #655495;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1569",
  "rgb": {
    "r": 26,
    "g": 21,
    "b": 105
  },
  "hsl": {
    "h": 243.571,
    "s": 66.667,
    "l": 24.706
  },
  "oklch": {
    "l": 0.27462,
    "c": 0.13826,
    "h": 274.9
  },
  "luminance": 0.01776
}

Semantic roles & 50–950 ramp

primary

#1A1569

secondary

#9AA03A

accent

#EA3EDF

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #1A1569

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

Preview Lab → · Contrast checker → · Palette generator →