#1A376D#1A376D

#1A376D is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.7% C 0.100 H 261.5°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#1A376D
RGB	rgb(26, 55, 109)
HSL	hsl(219, 61%, 26%)
HSV	hsv(219, 76%, 43%)
CMYK	cmyk(76.1%, 49.5%, 0%, 57.3%)
CIE-LAB	lab(23.85, 9.78, -34.60)
CIE-LCH	lch(23.85, 35.95, 285.79°)
OKLab	oklab(34.68% -0.0148 -0.0992)
OKLCH	oklch(34.68% 0.1 261.5)
XYZ	xyz(4.5515, 4.0556, 15.0080)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A376D #6D501A

analogous

#1A616D #1A376D #271A6D

triadic

#1A376D #6D1A37 #376D1A

tetradic

#1A376D #6D1A61 #6D501A #1A6D27

square

#1A376D #6D1A61 #6D501A #1A6D27

split-complementary

#1A376D #6D271A #616D1A

monochromatic

#060C19 #0E1E3C #1A376D #26509E #3369CE

Accessibility & contrast

On white

11.59

#1A376D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1A376D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A376D

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A376D	#FFFFFF	#000000	##FFFFFF
##1A376D	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3D6F

Deuteranopia (green-blind)

#06356C

Tritanopia (blue-blind)

#00444C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1a376d;
/* rgb */ color: rgb(26, 55, 109);
/* oklch */ color: oklch(34.7% 0.100 261.5);

Tailwind

colors: {
  custom: {
    50: '#636d97',
    500: '#1a376d',
    950: '#000000',
  },
}

SCSS

$custom: #1a376d;
$custom-light: #636d97;
$custom-dark: #000000;

JSON

{
  "hex": "#1a376d",
  "rgb": {
    "r": 26,
    "g": 55,
    "b": 109
  },
  "hsl": {
    "h": 219.036,
    "s": 61.481,
    "l": 26.471
  },
  "oklch": {
    "l": 0.34678,
    "c": 0.10032,
    "h": 261.5
  },
  "luminance": 0.04056
}

Semantic roles & 50–950 ramp

primary

#1A376D

secondary

#A28041

accent

#AC43E5

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #1A376D

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

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