#1A369E#1A369E

#1A369E is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.8% C 0.171 H 266.2°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#1A369E
RGB	rgb(26, 54, 158)
HSL	hsl(227, 72%, 36%)
HSV	hsv(227, 84%, 62%)
CMYK	cmyk(83.5%, 65.8%, 0%, 38%)
CIE-LAB	lab(27.64, 30.22, -59.03)
CIE-LCH	lch(27.64, 66.32, 297.11°)
OKLab	oklab(38.79% -0.0112 -0.171)
OKLCH	oklch(38.79% 0.171 266.2)
XYZ	xyz(7.9146, 5.3256, 32.9519)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A369E #9E821A

analogous

#1A789E #1A369E #401A9E

triadic

#1A369E #9E1A36 #369E1A

tetradic

#1A369E #9E1A78 #9E821A #1A9E40

square

#1A369E #9E1A78 #9E821A #1A9E40

split-complementary

#1A369E #9E401A #789E1A

monochromatic

#091235 #112469 #1A369E #2348D3 #506FE2

Accessibility & contrast

On white

10.17

#1A369E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#1A369E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A369E

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A369E	#FFFFFF	#000000	##FFFFFF
##1A369E	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A1

Deuteranopia (green-blind)

#003B9C

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1a369e;
/* rgb */ color: rgb(26, 54, 158);
/* oklch */ color: oklch(38.8% 0.171 266.2);

Tailwind

colors: {
  custom: {
    50: '#706cbc',
    500: '#1a369e',
    950: '#000000',
  },
}

SCSS

$custom: #1a369e;
$custom-light: #706cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1a369e",
  "rgb": {
    "r": 26,
    "g": 54,
    "b": 158
  },
  "hsl": {
    "h": 227.273,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.38794,
    "c": 0.17134,
    "h": 266.2
  },
  "luminance": 0.05327
}

Semantic roles & 50–950 ramp

primary

#1A369E

secondary

#C5AC4F

accent

#C839EE

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #1A369E

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

Preview Lab → · Contrast checker → · Palette generator →