#1A3E98#1A3E98

#1A3E98 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.8% C 0.153 H 264.1°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#1A3E98
RGB	rgb(26, 62, 152)
HSL	hsl(223, 71%, 35%)
HSV	hsv(223, 83%, 60%)
CMYK	cmyk(82.9%, 59.2%, 0%, 40.4%)
CIE-LAB	lab(29.24, 22.42, -52.77)
CIE-LCH	lch(29.24, 57.34, 293.02°)
OKLab	oklab(39.82% -0.0159 -0.1525)
OKLCH	oklch(39.82% 0.153 264.1)
XYZ	xyz(7.8141, 5.9309, 30.4326)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3E98 #98741A

analogous

#1A7D98 #1A3E98 #351A98

triadic

#1A3E98 #981A3E #3E981A

tetradic

#1A3E98 #981A7D #98741A #1A9835

square

#1A3E98 #981A7D #98741A #1A9835

split-complementary

#1A3E98 #98351A #7D981A

monochromatic

#08132F #112964 #1A3E98 #2353CC #4C76E0

Accessibility & contrast

On white

9.60

#1A3E98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#1A3E98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3E98

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3E98	#FFFFFF	#000000	##FFFFFF
##1A3E98	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9B

Deuteranopia (green-blind)

#003F96

Tritanopia (blue-blind)

#005564

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1a3e98;
/* rgb */ color: rgb(26, 62, 152);
/* oklch */ color: oklch(39.8% 0.153 264.1);

Tailwind

colors: {
  custom: {
    50: '#6e72b7',
    500: '#1a3e98',
    950: '#000000',
  },
}

SCSS

$custom: #1a3e98;
$custom-light: #6e72b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3e98",
  "rgb": {
    "r": 26,
    "g": 62,
    "b": 152
  },
  "hsl": {
    "h": 222.857,
    "s": 70.787,
    "l": 34.902
  },
  "oklch": {
    "l": 0.39815,
    "c": 0.15334,
    "h": 264.1
  },
  "luminance": 0.05932
}

Semantic roles & 50–950 ramp

primary

#1A3E98

secondary

#C2A04B

accent

#BA3AEE

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1A3E98

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

Preview Lab → · Contrast checker → · Palette generator →