#1A366C#1A366C

#1A366C is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.4% C 0.100 H 262.0°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#1A366C
RGB	rgb(26, 54, 108)
HSL	hsl(220, 61%, 26%)
HSV	hsv(220, 76%, 42%)
CMYK	cmyk(75.9%, 50%, 0%, 57.6%)
CIE-LAB	lab(23.47, 10.08, -34.57)
CIE-LCH	lch(23.47, 36.01, 286.26°)
OKLab	oklab(34.36% -0.014 -0.0991)
OKLCH	oklch(34.36% 0.1 262)
XYZ	xyz(4.4510, 3.9402, 14.7104)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A366C #6C501A

analogous

#1A5F6C #1A366C #271A6C

triadic

#1A366C #6C1A36 #366C1A

tetradic

#1A366C #6C1A5F #6C501A #1A6C27

square

#1A366C #6C1A5F #6C501A #1A6C27

split-complementary

#1A366C #6C271A #5F6C1A

monochromatic

#060C19 #0E1D3B #1A366C #264F9D #3368CE

Accessibility & contrast

On white

11.74

#1A366C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#1A366C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A366C

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A366C	#FFFFFF	#000000	##FFFFFF
##1A366C	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193C6E

Deuteranopia (green-blind)

#04346B

Tritanopia (blue-blind)

#00434B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1a366c;
/* rgb */ color: rgb(26, 54, 108);
/* oklch */ color: oklch(34.4% 0.100 262.0);

Tailwind

colors: {
  custom: {
    50: '#636c96',
    500: '#1a366c',
    950: '#000000',
  },
}

SCSS

$custom: #1a366c;
$custom-light: #636c96;
$custom-dark: #000000;

JSON

{
  "hex": "#1a366c",
  "rgb": {
    "r": 26,
    "g": 54,
    "b": 108
  },
  "hsl": {
    "h": 219.512,
    "s": 61.194,
    "l": 26.275
  },
  "oklch": {
    "l": 0.34363,
    "c": 0.10013,
    "h": 262
  },
  "luminance": 0.03941
}

Semantic roles & 50–950 ramp

primary

#1A366C

secondary

#A18041

accent

#AD43E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #1A366C

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

Preview Lab → · Contrast checker → · Palette generator →