#1A3E97#1A3E97

#1A3E97 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.152 H 264.0°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#1A3E97
RGB	rgb(26, 62, 151)
HSL	hsl(223, 71%, 35%)
HSV	hsv(223, 83%, 59%)
CMYK	cmyk(82.8%, 58.9%, 0%, 40.8%)
CIE-LAB	lab(29.15, 22.02, -52.29)
CIE-LCH	lch(29.15, 56.74, 292.84°)
OKLab	oklab(39.73% -0.0159 -0.1511)
OKLCH	oklch(39.73% 0.152 264)
XYZ	xyz(7.7325, 5.8983, 30.0031)
Luminance	0.0590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3E97 #97731A

analogous

#1A7D97 #1A3E97 #351A97

triadic

#1A3E97 #971A3E #3E971A

tetradic

#1A3E97 #971A7D #97731A #1A9735

square

#1A3E97 #971A7D #97731A #1A9735

split-complementary

#1A3E97 #97351A #7D971A

monochromatic

#08132F #112963 #1A3E97 #2353CB #4B76E0

Accessibility & contrast

On white

9.63

#1A3E97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#1A3E97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3E97

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3E97	#FFFFFF	#000000	##FFFFFF
##1A3E97	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9A

Deuteranopia (green-blind)

#003F95

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1a3e97;
/* rgb */ color: rgb(26, 62, 151);
/* oklch */ color: oklch(39.7% 0.152 264.0);

Tailwind

colors: {
  custom: {
    50: '#6d72b6',
    500: '#1a3e97',
    950: '#000000',
  },
}

SCSS

$custom: #1a3e97;
$custom-light: #6d72b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3e97",
  "rgb": {
    "r": 26,
    "g": 62,
    "b": 151
  },
  "hsl": {
    "h": 222.72,
    "s": 70.621,
    "l": 34.706
  },
  "oklch": {
    "l": 0.39727,
    "c": 0.15196,
    "h": 264
  },
  "luminance": 0.05899
}

Semantic roles & 50–950 ramp

primary

#1A3E97

secondary

#C2A04B

accent

#BA3AED

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1A3E97

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

Preview Lab → · Contrast checker → · Palette generator →