#1A3F93#1A3F93

#1A3F93 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.6% C 0.145 H 263.3°. Best body text is #FFFFFF at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#1A3F93
RGB	rgb(26, 63, 147)
HSL	hsl(222, 70%, 34%)
HSV	hsv(222, 82%, 58%)
CMYK	cmyk(82.3%, 57.1%, 0%, 42.4%)
CIE-LAB	lab(29.11, 19.72, -49.92)
CIE-LCH	lch(29.11, 53.68, 291.56°)
OKLab	oklab(39.59% -0.0168 -0.1441)
OKLCH	oklch(39.59% 0.145 263.3)
XYZ	xyz(7.4681, 5.8803, 28.3395)
Luminance	0.0588 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3F93 #936E1A

analogous

#1A7C93 #1A3F93 #321A93

triadic

#1A3F93 #931A3F #3F931A

tetradic

#1A3F93 #931A7C #936E1A #1A9332

square

#1A3F93 #931A7C #936E1A #1A9332

split-complementary

#1A3F93 #93321A #7C931A

monochromatic

#08122B #11295F #1A3F93 #2355C7 #4977DF

Accessibility & contrast

On white

9.65

#1A3F93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#1A3F93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3F93

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3F93	#FFFFFF	#000000	##FFFFFF
##1A3F93	1.00	9.65	2.18	9.65
#FFFFFF	9.65	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A96

Deuteranopia (green-blind)

#003F91

Tritanopia (blue-blind)

#005462

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1a3f93;
/* rgb */ color: rgb(26, 63, 147);
/* oklch */ color: oklch(39.6% 0.145 263.3);

Tailwind

colors: {
  custom: {
    50: '#6c73b3',
    500: '#1a3f93',
    950: '#000000',
  },
}

SCSS

$custom: #1a3f93;
$custom-light: #6c73b3;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3f93",
  "rgb": {
    "r": 26,
    "g": 63,
    "b": 147
  },
  "hsl": {
    "h": 221.653,
    "s": 69.942,
    "l": 33.922
  },
  "oklch": {
    "l": 0.3959,
    "c": 0.14512,
    "h": 263.3
  },
  "luminance": 0.05881
}

Semantic roles & 50–950 ramp

primary

#1A3F93

secondary

#C09C48

accent

#B63BED

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1A3F93

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

Preview Lab → · Contrast checker → · Palette generator →