#1A376B#1A376B

#1A376B is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.5% C 0.097 H 261.0°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#1A376B
RGB	rgb(26, 55, 107)
HSL	hsl(219, 61%, 26%)
HSV	hsv(219, 76%, 42%)
CMYK	cmyk(75.7%, 48.6%, 0%, 58%)
CIE-LAB	lab(23.71, 8.96, -33.54)
CIE-LCH	lch(23.71, 34.71, 284.96°)
OKLab	oklab(34.53% -0.0152 -0.0961)
OKLCH	oklch(34.53% 0.097 261)
XYZ	xyz(4.4451, 4.0131, 14.4474)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A376B #6B4E1A

analogous

#1A5F6B #1A376B #261A6B

triadic

#1A376B #6B1A37 #376B1A

tetradic

#1A376B #6B1A5F #6B4E1A #1A6B26

square

#1A376B #6B1A5F #6B4E1A #1A6B26

split-complementary

#1A376B #6B261A #5F6B1A

monochromatic

#060D19 #0E1E3A #1A376B #26509C #326ACD

Accessibility & contrast

On white

11.65

#1A376B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#1A376B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A376B

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A376B	#FFFFFF	#000000	##FFFFFF
##1A376B	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3C6D

Deuteranopia (green-blind)

#0A356A

Tritanopia (blue-blind)

#00434B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1a376b;
/* rgb */ color: rgb(26, 55, 107);
/* oklch */ color: oklch(34.5% 0.097 261.0);

Tailwind

colors: {
  custom: {
    50: '#626d96',
    500: '#1a376b',
    950: '#000000',
  },
}

SCSS

$custom: #1a376b;
$custom-light: #626d96;
$custom-dark: #000000;

JSON

{
  "hex": "#1a376b",
  "rgb": {
    "r": 26,
    "g": 55,
    "b": 107
  },
  "hsl": {
    "h": 218.519,
    "s": 60.902,
    "l": 26.078
  },
  "oklch": {
    "l": 0.34526,
    "c": 0.09728,
    "h": 261
  },
  "luminance": 0.04014
}

Semantic roles & 50–950 ramp

primary

#1A376B

secondary

#A07E40

accent

#AB44E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #1A376B

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

Preview Lab → · Contrast checker → · Palette generator →