#1A348E#1A348E

#1A348E is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.9% C 0.152 H 266.3°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#1A348E
RGB	rgb(26, 52, 142)
HSL	hsl(227, 69%, 33%)
HSV	hsv(227, 82%, 56%)
CMYK	cmyk(81.7%, 63.4%, 0%, 44.3%)
CIE-LAB	lab(25.65, 25.32, -52.49)
CIE-LCH	lch(25.65, 58.28, 295.75°)
OKLab	oklab(36.87% -0.0099 -0.1519)
OKLCH	oklch(36.87% 0.152 266.3)
XYZ	xyz(6.5348, 4.6278, 26.1348)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A348E #8E741A

analogous

#1A6E8E #1A348E #3A1A8E

triadic

#1A348E #8E1A34 #348E1A

tetradic

#1A348E #8E1A6E #8E741A #1A8E3A

square

#1A348E #8E1A6E #8E741A #1A8E3A

split-complementary

#1A348E #8E3A1A #6E8E1A

monochromatic

#070E27 #11215A #1A348E #2347C2 #4567DD

Accessibility & contrast

On white

10.90

#1A348E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#1A348E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A348E

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A348E	#FFFFFF	#000000	##FFFFFF
##1A348E	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004291

Deuteranopia (green-blind)

#00378C

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1a348e;
/* rgb */ color: rgb(26, 52, 142);
/* oklch */ color: oklch(36.9% 0.152 266.3);

Tailwind

colors: {
  custom: {
    50: '#6c6bb0',
    500: '#1a348e',
    950: '#000000',
  },
}

SCSS

$custom: #1a348e;
$custom-light: #6c6bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a348e",
  "rgb": {
    "r": 26,
    "g": 52,
    "b": 142
  },
  "hsl": {
    "h": 226.552,
    "s": 69.048,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36867,
    "c": 0.15217,
    "h": 266.3
  },
  "luminance": 0.04629
}

Semantic roles & 50–950 ramp

primary

#1A348E

secondary

#BEA345

accent

#C43CEC

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080611

muted

#7B7A80

Preview Lab

Preview with #1A348E

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

Preview Lab → · Contrast checker → · Palette generator →