#1A368C#1A368C

#1A368C is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.1% C 0.147 H 265.6°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#1A368C
RGB	rgb(26, 54, 140)
HSL	hsl(225, 69%, 33%)
HSV	hsv(225, 81%, 55%)
CMYK	cmyk(81.4%, 61.4%, 0%, 45.1%)
CIE-LAB	lab(26.01, 23.14, -50.65)
CIE-LCH	lch(26.01, 55.69, 294.55°)
OKLab	oklab(37.08% -0.0111 -0.1464)
OKLCH	oklch(37.08% 0.147 265.6)
XYZ	xyz(6.4771, 4.7506, 25.3815)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A368C #8C701A

analogous

#1A6F8C #1A368C #371A8C

triadic

#1A368C #8C1A36 #368C1A

tetradic

#1A368C #8C1A6F #8C701A #1A8C37

square

#1A368C #8C1A6F #8C701A #1A8C37

split-complementary

#1A368C #8C371A #6F8C1A

monochromatic

#070E25 #102258 #1A368C #244AC0 #4469DC

Accessibility & contrast

On white

10.77

#1A368C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#1A368C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A368C

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A368C	#FFFFFF	#000000	##FFFFFF
##1A368C	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438F

Deuteranopia (green-blind)

#00388A

Tritanopia (blue-blind)

#004C5B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1a368c;
/* rgb */ color: rgb(26, 54, 140);
/* oklch */ color: oklch(37.1% 0.147 265.6);

Tailwind

colors: {
  custom: {
    50: '#6b6cae',
    500: '#1a368c',
    950: '#000000',
  },
}

SCSS

$custom: #1a368c;
$custom-light: #6b6cae;
$custom-dark: #000000;

JSON

{
  "hex": "#1a368c",
  "rgb": {
    "r": 26,
    "g": 54,
    "b": 140
  },
  "hsl": {
    "h": 225.263,
    "s": 68.675,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37084,
    "c": 0.14686,
    "h": 265.6
  },
  "luminance": 0.04751
}

Semantic roles & 50–950 ramp

primary

#1A368C

secondary

#BEA044

accent

#C03CEC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #1A368C

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

Preview Lab → · Contrast checker → · Palette generator →