#1A4083#1A4083

#1A4083 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.5% C 0.121 H 260.8°. Best body text is #FFFFFF at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#1A4083
RGB	rgb(26, 64, 131)
HSL	hsl(218, 67%, 31%)
HSV	hsv(218, 80%, 51%)
CMYK	cmyk(80.2%, 51.1%, 0%, 48.6%)
CIE-LAB	lab(28.18, 12.50, -41.54)
CIE-LCH	lch(28.18, 43.38, 286.75°)
OKLab	oklab(38.5% -0.0194 -0.1195)
OKLCH	oklch(38.5% 0.121 260.8)
XYZ	xyz(6.3546, 5.5244, 22.1997)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4083 #835D1A

analogous

#1A7483 #1A4083 #291A83

triadic

#1A4083 #831A40 #40831A

tetradic

#1A4083 #831A74 #835D1A #1A8329

square

#1A4083 #831A74 #835D1A #1A8329

split-complementary

#1A4083 #83291A #74831A

monochromatic

#060E1D #102750 #1A4083 #2459B6 #3F76D9

Accessibility & contrast

On white

9.98

#1A4083 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#1A4083 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4083

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4083	#FFFFFF	#000000	##FFFFFF
##1A4083	1.00	9.98	2.11	9.98
#FFFFFF	9.98	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184885

Deuteranopia (green-blind)

#003E82

Tritanopia (blue-blind)

#00505B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1a4083;
/* rgb */ color: rgb(26, 64, 131);
/* oklch */ color: oklch(38.5% 0.121 260.8);

Tailwind

colors: {
  custom: {
    50: '#6874a7',
    500: '#1a4083',
    950: '#000000',
  },
}

SCSS

$custom: #1a4083;
$custom-light: #6874a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4083",
  "rgb": {
    "r": 26,
    "g": 64,
    "b": 131
  },
  "hsl": {
    "h": 218.286,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.38497,
    "c": 0.12103,
    "h": 260.8
  },
  "luminance": 0.05525
}

Semantic roles & 50–950 ramp

primary

#1A4083

secondary

#B78C42

accent

#AC3EEA

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1A4083

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

Preview Lab → · Contrast checker → · Palette generator →