#1A1E77#1A1E77

#1A1E77 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.5% C 0.147 H 271.7°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#1A1E77
RGB	rgb(26, 30, 119)
HSL	hsl(237, 64%, 28%)
HSV	hsv(237, 78%, 47%)
CMYK	cmyk(78.2%, 74.8%, 0%, 53.3%)
CIE-LAB	lab(17.83, 31.23, -50.84)
CIE-LCH	lch(17.83, 59.67, 301.56°)
OKLab	oklab(30.47% 0.0044 -0.1472)
OKLCH	oklch(30.47% 0.147 271.7)
XYZ	xyz(4.2189, 2.4796, 17.7055)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1E77 #77731A

analogous

#1A4C77 #1A1E77 #441A77

triadic

#1A1E77 #771A1E #1E771A

tetradic

#1A1E77 #771A4C #77731A #1A7744

square

#1A1E77 #771A4C #77731A #1A7744

split-complementary

#1A1E77 #77441A #4C771A

monochromatic

#050619 #0F1145 #1A1E77 #252BA9 #383FD3

Accessibility & contrast

On white

14.04

#1A1E77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#1A1E77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1E77

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1E77	#FFFFFF	#000000	##FFFFFF
##1A1E77	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307A

Deuteranopia (green-blind)

#002775

Tritanopia (blue-blind)

#003748

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1a1e77;
/* rgb */ color: rgb(26, 30, 119);
/* oklch */ color: oklch(30.5% 0.147 271.7);

Tailwind

colors: {
  custom: {
    50: '#685a9f',
    500: '#1a1e77',
    950: '#000000',
  },
}

SCSS

$custom: #1a1e77;
$custom-light: #685a9f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1e77",
  "rgb": {
    "r": 26,
    "g": 30,
    "b": 119
  },
  "hsl": {
    "h": 237.419,
    "s": 64.138,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30466,
    "c": 0.14722,
    "h": 271.7
  },
  "luminance": 0.0248
}

Semantic roles & 50–950 ramp

primary

#1A1E77

secondary

#ACA741

accent

#E041E7

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040F

muted

#7A797E

Preview Lab

Preview with #1A1E77

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

Preview Lab → · Contrast checker → · Palette generator →