#1A4388#1A4388

#1A4388 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 39.6% C 0.124 H 260.2°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#1A4388
RGB	rgb(26, 67, 136)
HSL	hsl(218, 68%, 32%)
HSV	hsv(218, 81%, 53%)
CMYK	cmyk(80.9%, 50.7%, 0%, 46.7%)
CIE-LAB	lab(29.44, 12.47, -42.61)
CIE-LCH	lch(29.44, 44.40, 286.32°)
OKLab	oklab(39.58% -0.0211 -0.1226)
OKLCH	oklch(39.58% 0.124 260.2)
XYZ	xyz(6.8755, 6.0107, 24.0856)
Luminance	0.0601 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4388 #885F1A

analogous

#1A7A88 #1A4388 #281A88

triadic

#1A4388 #881A43 #43881A

tetradic

#1A4388 #881A7A #885F1A #1A8828

square

#1A4388 #881A7A #885F1A #1A8828

split-complementary

#1A4388 #88281A #7A881A

monochromatic

#061021 #102A55 #1A4388 #245CBB #427BDB

Accessibility & contrast

On white

9.54

#1A4388 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#1A4388 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4388

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4388	#FFFFFF	#000000	##FFFFFF
##1A4388	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4B8B

Deuteranopia (green-blind)

#004187

Tritanopia (blue-blind)

#00545F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1a4388;
/* rgb */ color: rgb(26, 67, 136);
/* oklch */ color: oklch(39.6% 0.124 260.2);

Tailwind

colors: {
  custom: {
    50: '#6976ab',
    500: '#1a4388',
    950: '#000000',
  },
}

SCSS

$custom: #1a4388;
$custom-light: #6976ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4388",
  "rgb": {
    "r": 26,
    "g": 67,
    "b": 136
  },
  "hsl": {
    "h": 217.636,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39577,
    "c": 0.12436,
    "h": 260.2
  },
  "luminance": 0.06011
}

Semantic roles & 50–950 ramp

primary

#1A4388

secondary

#BB8E43

accent

#AA3DEB

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1A4388

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

Preview Lab → · Contrast checker → · Palette generator →