#1A1A77#1A1A77

#1A1A77 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.8% C 0.152 H 272.4°. Best body text is #FFFFFF at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#1A1A77
RGB	rgb(26, 26, 119)
HSL	hsl(240, 64%, 28%)
HSV	hsv(240, 78%, 47%)
CMYK	cmyk(78.2%, 78.2%, 0%, 53.3%)
CIE-LAB	lab(16.94, 33.71, -52.30)
CIE-LCH	lch(16.94, 62.23, 302.80°)
OKLab	oklab(29.84% 0.0063 -0.1514)
OKLCH	oklch(29.84% 0.152 272.4)
XYZ	xyz(4.1241, 2.2899, 17.6738)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1A77 #77771A

analogous

#1A4877 #1A1A77 #481A77

triadic

#1A1A77 #771A1A #1A771A

tetradic

#1A1A77 #771A48 #77771A #1A7748

square

#1A1A77 #771A48 #77771A #1A7748

split-complementary

#1A1A77 #77481A #48771A

monochromatic

#050519 #0F0F45 #1A1A77 #2525A9 #3838D3

Accessibility & contrast

On white

14.40

#1A1A77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#1A1A77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1A77

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1A77	#FFFFFF	#000000	##FFFFFF
##1A1A77	1.00	14.40	1.46	14.40
#FFFFFF	14.40	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E7A

Deuteranopia (green-blind)

#002575

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1a1a77;
/* rgb */ color: rgb(26, 26, 119);
/* oklch */ color: oklch(29.8% 0.152 272.4);

Tailwind

colors: {
  custom: {
    50: '#68589f',
    500: '#1a1a77',
    950: '#000000',
  },
}

SCSS

$custom: #1a1a77;
$custom-light: #68589f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1a77",
  "rgb": {
    "r": 26,
    "g": 26,
    "b": 119
  },
  "hsl": {
    "h": 240,
    "s": 64.138,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29835,
    "c": 0.15152,
    "h": 272.4
  },
  "luminance": 0.0229
}

Semantic roles & 50–950 ramp

primary

#1A1A77

secondary

#ACAC41

accent

#E741E7

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #1A1A77

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

Preview Lab → · Contrast checker → · Palette generator →