#1A3882#1A3882

#1A3882 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.6% C 0.130 H 264.2°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#1A3882
RGB	rgb(26, 56, 130)
HSL	hsl(223, 67%, 31%)
HSV	hsv(223, 80%, 51%)
CMYK	cmyk(80%, 56.9%, 0%, 49%)
CIE-LAB	lab(25.74, 17.70, -44.87)
CIE-LCH	lch(25.74, 48.23, 291.53°)
OKLab	oklab(36.62% -0.0131 -0.1294)
OKLCH	oklch(36.62% 0.13 264.2)
XYZ	xyz(5.8680, 4.6590, 21.7048)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3882 #82641A

analogous

#1A6C82 #1A3882 #301A82

triadic

#1A3882 #821A38 #38821A

tetradic

#1A3882 #821A6C #82641A #1A8230

square

#1A3882 #821A6C #82641A #1A8230

split-complementary

#1A3882 #82301A #6C821A

monochromatic

#060C1C #10224F #1A3882 #244EB5 #3E6BD8

Accessibility & contrast

On white

10.87

#1A3882 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#1A3882 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3882

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3882	#FFFFFF	#000000	##FFFFFF
##1A3882	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004285

Deuteranopia (green-blind)

#003881

Tritanopia (blue-blind)

#004A57

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1a3882;
/* rgb */ color: rgb(26, 56, 130);
/* oklch */ color: oklch(36.6% 0.130 264.2);

Tailwind

colors: {
  custom: {
    50: '#686ea7',
    500: '#1a3882',
    950: '#000000',
  },
}

SCSS

$custom: #1a3882;
$custom-light: #686ea7;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3882",
  "rgb": {
    "r": 26,
    "g": 56,
    "b": 130
  },
  "hsl": {
    "h": 222.692,
    "s": 66.667,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36618,
    "c": 0.13007,
    "h": 264.2
  },
  "luminance": 0.0466
}

Semantic roles & 50–950 ramp

primary

#1A3882

secondary

#B69442

accent

#B83EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #1A3882

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

Preview Lab → · Contrast checker → · Palette generator →