#1A4285#1A4285

#1A4285 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.1% C 0.121 H 260.2°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#1A4285
RGB	rgb(26, 66, 133)
HSL	hsl(218, 67%, 31%)
HSV	hsv(218, 80%, 52%)
CMYK	cmyk(80.5%, 50.4%, 0%, 47.8%)
CIE-LAB	lab(28.92, 11.94, -41.58)
CIE-LCH	lch(28.92, 43.26, 286.02°)
OKLab	oklab(39.11% -0.0207 -0.1195)
OKLCH	oklch(39.11% 0.121 260.2)
XYZ	xyz(6.6063, 5.8087, 22.9588)
Luminance	0.0581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4285 #855D1A

analogous

#1A7785 #1A4285 #271A85

triadic

#1A4285 #851A42 #42851A

tetradic

#1A4285 #851A77 #855D1A #1A8527

square

#1A4285 #851A77 #855D1A #1A8527

split-complementary

#1A4285 #85271A #77851A

monochromatic

#060F1F #102952 #1A4285 #245BB8 #4079DA

Accessibility & contrast

On white

9.71

#1A4285 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#1A4285 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4285

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4285	#FFFFFF	#000000	##FFFFFF
##1A4285	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4987

Deuteranopia (green-blind)

#004084

Tritanopia (blue-blind)

#00525D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1a4285;
/* rgb */ color: rgb(26, 66, 133);
/* oklch */ color: oklch(39.1% 0.121 260.2);

Tailwind

colors: {
  custom: {
    50: '#6875a9',
    500: '#1a4285',
    950: '#000000',
  },
}

SCSS

$custom: #1a4285;
$custom-light: #6875a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4285",
  "rgb": {
    "r": 26,
    "g": 66,
    "b": 133
  },
  "hsl": {
    "h": 217.57,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.39114,
    "c": 0.12134,
    "h": 260.2
  },
  "luminance": 0.05809
}

Semantic roles & 50–950 ramp

primary

#1A4285

secondary

#B88C42

accent

#AA3EEA

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1A4285

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

Preview Lab → · Contrast checker → · Palette generator →