#1A376C#1A376C

#1A376C is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.099 H 261.3°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#1A376C
RGB	rgb(26, 55, 108)
HSL	hsl(219, 61%, 26%)
HSV	hsv(219, 76%, 42%)
CMYK	cmyk(75.9%, 49.1%, 0%, 57.6%)
CIE-LAB	lab(23.78, 9.37, -34.07)
CIE-LCH	lch(23.78, 35.33, 285.38°)
OKLab	oklab(34.6% -0.015 -0.0977)
OKLCH	oklch(34.6% 0.099 261.3)
XYZ	xyz(4.4980, 4.0342, 14.7261)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A376C #6C4F1A

analogous

#1A606C #1A376C #261A6C

triadic

#1A376C #6C1A37 #376C1A

tetradic

#1A376C #6C1A60 #6C4F1A #1A6C26

square

#1A376C #6C1A60 #6C4F1A #1A6C26

split-complementary

#1A376C #6C261A #606C1A

monochromatic

#060D19 #0E1E3B #1A376C #26509D #3369CE

Accessibility & contrast

On white

11.62

#1A376C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1A376C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A376C

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A376C	#FFFFFF	#000000	##FFFFFF
##1A376C	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B3D6E

Deuteranopia (green-blind)

#08356B

Tritanopia (blue-blind)

#00434C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1a376c;
/* rgb */ color: rgb(26, 55, 108);
/* oklch */ color: oklch(34.6% 0.099 261.3);

Tailwind

colors: {
  custom: {
    50: '#636d96',
    500: '#1a376c',
    950: '#000000',
  },
}

SCSS

$custom: #1a376c;
$custom-light: #636d96;
$custom-dark: #000000;

JSON

{
  "hex": "#1a376c",
  "rgb": {
    "r": 26,
    "g": 55,
    "b": 108
  },
  "hsl": {
    "h": 218.78,
    "s": 61.194,
    "l": 26.275
  },
  "oklch": {
    "l": 0.34602,
    "c": 0.0988,
    "h": 261.3
  },
  "luminance": 0.04035
}

Semantic roles & 50–950 ramp

primary

#1A376C

secondary

#A17F41

accent

#AB43E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #1A376C

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

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