#1A3C97#1A3C97

#1A3C97 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.3% C 0.154 H 264.6°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#1A3C97
RGB	rgb(26, 60, 151)
HSL	hsl(224, 71%, 35%)
HSV	hsv(224, 83%, 59%)
CMYK	cmyk(82.8%, 60.3%, 0%, 40.8%)
CIE-LAB	lab(28.60, 23.40, -53.19)
CIE-LCH	lch(28.60, 58.11, 293.74°)
OKLab	oklab(39.31% -0.0146 -0.1538)
OKLCH	oklch(39.31% 0.155 264.6)
XYZ	xyz(7.6258, 5.6848, 29.9675)
Luminance	0.0569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3C97 #97751A

analogous

#1A7B97 #1A3C97 #371A97

triadic

#1A3C97 #971A3C #3C971A

tetradic

#1A3C97 #971A7B #97751A #1A9737

square

#1A3C97 #971A7B #97751A #1A9737

split-complementary

#1A3C97 #97371A #7B971A

monochromatic

#08132F #112763 #1A3C97 #2351CB #4B74E0

Accessibility & contrast

On white

9.83

#1A3C97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#1A3C97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3C97

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3C97	#FFFFFF	#000000	##FFFFFF
##1A3C97	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499A

Deuteranopia (green-blind)

#003E95

Tritanopia (blue-blind)

#005363

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1a3c97;
/* rgb */ color: rgb(26, 60, 151);
/* oklch */ color: oklch(39.3% 0.154 264.6);

Tailwind

colors: {
  custom: {
    50: '#6d71b6',
    500: '#1a3c97',
    950: '#000000',
  },
}

SCSS

$custom: #1a3c97;
$custom-light: #6d71b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3c97",
  "rgb": {
    "r": 26,
    "g": 60,
    "b": 151
  },
  "hsl": {
    "h": 223.68,
    "s": 70.621,
    "l": 34.706
  },
  "oklch": {
    "l": 0.39313,
    "c": 0.1545,
    "h": 264.6
  },
  "luminance": 0.05686
}

Semantic roles & 50–950 ramp

primary

#1A3C97

secondary

#C2A24B

accent

#BD3AED

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1A3C97

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

Preview Lab → · Contrast checker → · Palette generator →