#1C3D7A#1C3D7A

#1C3D7A is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.2% C 0.111 H 261.4°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#1C3D7A
RGB	rgb(28, 61, 122)
HSL	hsl(219, 63%, 29%)
HSV	hsv(219, 77%, 48%)
CMYK	cmyk(77%, 50%, 0%, 52.2%)
CIE-LAB	lab(26.70, 11.18, -38.28)
CIE-LCH	lch(26.70, 39.88, 286.28°)
OKLab	oklab(37.18% -0.0166 -0.1099)
OKLCH	oklch(37.18% 0.111 261.4)
XYZ	xyz(5.6592, 4.9889, 19.0733)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3D7A #7A591C

analogous

#1C6C7A #1C3D7A #2A1C7A

triadic

#1C3D7A #7A1C3D #3D7A1C

tetradic

#1C3D7A #7A1C6C #7A591C #1C7A2A

square

#1C3D7A #7A1C6C #7A591C #1C7A2A

split-complementary

#1C3D7A #7A2A1C #6C7A1C

monochromatic

#060C19 #112448 #1C3D7A #2756AC #3E72D3

Accessibility & contrast

On white

10.51

#1C3D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#1C3D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3D7A

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3D7A	#FFFFFF	#000000	##FFFFFF
##1C3D7A	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B447C

Deuteranopia (green-blind)

#003B79

Tritanopia (blue-blind)

#004B55

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1c3d7a;
/* rgb */ color: rgb(28, 61, 122);
/* oklch */ color: oklch(37.2% 0.111 261.4);

Tailwind

colors: {
  custom: {
    50: '#6672a1',
    500: '#1c3d7a',
    950: '#000000',
  },
}

SCSS

$custom: #1c3d7a;
$custom-light: #6672a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3d7a",
  "rgb": {
    "r": 28,
    "g": 61,
    "b": 122
  },
  "hsl": {
    "h": 218.936,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.37181,
    "c": 0.11115,
    "h": 261.4
  },
  "luminance": 0.0499
}

Semantic roles & 50–950 ramp

primary

#1C3D7A

secondary

#AE8944

accent

#AC42E6

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #1C3D7A

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

Preview Lab → · Contrast checker → · Palette generator →