#1A347E#1A347E

#1A347E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.4% C 0.130 H 265.4°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#1A347E
RGB	rgb(26, 52, 126)
HSL	hsl(224, 66%, 30%)
HSV	hsv(224, 79%, 49%)
CMYK	cmyk(79.4%, 58.7%, 0%, 50.6%)
CIE-LAB	lab(24.26, 18.89, -44.76)
CIE-LCH	lch(24.26, 48.58, 292.89°)
OKLab	oklab(35.4% -0.0103 -0.1291)
OKLCH	oklch(35.4% 0.13 265.4)
XYZ	xyz(5.4186, 4.1813, 20.2561)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A347E #7E641A

analogous

#1A667E #1A347E #321A7E

triadic

#1A347E #7E1A34 #347E1A

tetradic

#1A347E #7E1A66 #7E641A #1A7E32

square

#1A347E #7E1A66 #7E641A #1A7E32

split-complementary

#1A347E #7E321A #667E1A

monochromatic

#050A19 #101F4B #1A347E #2449B1 #3C64D7

Accessibility & contrast

On white

11.44

#1A347E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#1A347E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A347E

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A347E	#FFFFFF	#000000	##FFFFFF
##1A347E	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E81

Deuteranopia (green-blind)

#00357D

Tritanopia (blue-blind)

#004653

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1a347e;
/* rgb */ color: rgb(26, 52, 126);
/* oklch */ color: oklch(35.4% 0.130 265.4);

Tailwind

colors: {
  custom: {
    50: '#676ba4',
    500: '#1a347e',
    950: '#000000',
  },
}

SCSS

$custom: #1a347e;
$custom-light: #676ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#1a347e",
  "rgb": {
    "r": 26,
    "g": 52,
    "b": 126
  },
  "hsl": {
    "h": 224.4,
    "s": 65.789,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35402,
    "c": 0.12956,
    "h": 265.4
  },
  "luminance": 0.04182
}

Semantic roles & 50–950 ramp

primary

#1A347E

secondary

#B29542

accent

#BD3FE9

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1A347E

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

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