#1A3D76#1A3D76

#1A3D76 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.8% C 0.106 H 259.7°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#1A3D76
RGB	rgb(26, 61, 118)
HSL	hsl(217, 64%, 28%)
HSV	hsv(217, 78%, 46%)
CMYK	cmyk(78%, 48.3%, 0%, 53.7%)
CIE-LAB	lab(26.35, 9.26, -36.33)
CIE-LCH	lch(26.35, 37.49, 284.30°)
OKLab	oklab(36.8% -0.0189 -0.1042)
OKLCH	oklch(36.8% 0.106 259.7)
XYZ	xyz(5.3636, 4.8645, 17.7923)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3D76 #76531A

analogous

#1A6B76 #1A3D76 #251A76

triadic

#1A3D76 #761A3D #3D761A

tetradic

#1A3D76 #761A6B #76531A #1A7625

square

#1A3D76 #761A6B #76531A #1A7625

split-complementary

#1A3D76 #76251A #6B761A

monochromatic

#060D19 #0F2344 #1A3D76 #2557A8 #3773D3

Accessibility & contrast

On white

10.64

#1A3D76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#1A3D76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3D76

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3D76	#FFFFFF	#000000	##FFFFFF
##1A3D76	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4378

Deuteranopia (green-blind)

#093A75

Tritanopia (blue-blind)

#004A53

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1a3d76;
/* rgb */ color: rgb(26, 61, 118);
/* oklch */ color: oklch(36.8% 0.106 259.7);

Tailwind

colors: {
  custom: {
    50: '#65729e',
    500: '#1a3d76',
    950: '#000000',
  },
}

SCSS

$custom: #1a3d76;
$custom-light: #65729e;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3d76",
  "rgb": {
    "r": 26,
    "g": 61,
    "b": 118
  },
  "hsl": {
    "h": 217.174,
    "s": 63.889,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36795,
    "c": 0.1059,
    "h": 259.7
  },
  "luminance": 0.04865
}

Semantic roles & 50–950 ramp

primary

#1A3D76

secondary

#AB8341

accent

#A841E7

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #1A3D76

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

Preview Lab → · Contrast checker → · Palette generator →