#1A3776#1A3776

#1A3776 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.4% C 0.114 H 263.2°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#1A3776
RGB	rgb(26, 55, 118)
HSL	hsl(221, 64%, 28%)
HSV	hsv(221, 78%, 46%)
CMYK	cmyk(78%, 53.4%, 0%, 53.7%)
CIE-LAB	lab(24.51, 13.49, -39.29)
CIE-LCH	lch(24.51, 41.54, 288.95°)
OKLab	oklab(35.39% -0.0135 -0.113)
OKLCH	oklch(35.39% 0.114 263.2)
XYZ	xyz(5.0610, 4.2594, 17.6914)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3776 #76591A

analogous

#1A6576 #1A3776 #2B1A76

triadic

#1A3776 #761A37 #37761A

tetradic

#1A3776 #761A65 #76591A #1A762B

square

#1A3776 #761A65 #76591A #1A762B

split-complementary

#1A3776 #762B1A #65761A

monochromatic

#060C19 #0F2044 #1A3776 #254EA8 #3768D3

Accessibility & contrast

On white

11.34

#1A3776 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1A3776 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3776

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3776	#FFFFFF	#000000	##FFFFFF
##1A3776	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F3F78

Deuteranopia (green-blind)

#003675

Tritanopia (blue-blind)

#004651

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1a3776;
/* rgb */ color: rgb(26, 55, 118);
/* oklch */ color: oklch(35.4% 0.114 263.2);

Tailwind

colors: {
  custom: {
    50: '#656d9e',
    500: '#1a3776',
    950: '#000000',
  },
}

SCSS

$custom: #1a3776;
$custom-light: #656d9e;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3776",
  "rgb": {
    "r": 26,
    "g": 55,
    "b": 118
  },
  "hsl": {
    "h": 221.087,
    "s": 63.889,
    "l": 28.235
  },
  "oklch": {
    "l": 0.3539,
    "c": 0.11382,
    "h": 263.2
  },
  "luminance": 0.0426
}

Semantic roles & 50–950 ramp

primary

#1A3776

secondary

#AB8941

accent

#B341E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #1A3776

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

Preview Lab → · Contrast checker → · Palette generator →