#1D3D7A#1D3D7A

#1D3D7A is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.2% C 0.111 H 261.8°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#1D3D7A
RGB	rgb(29, 61, 122)
HSL	hsl(219, 62%, 30%)
HSV	hsv(219, 76%, 48%)
CMYK	cmyk(76.2%, 50%, 0%, 52.2%)
CIE-LAB	lab(26.74, 11.32, -38.21)
CIE-LCH	lch(26.74, 39.85, 286.50°)
OKLab	oklab(37.22% -0.0158 -0.1097)
OKLCH	oklch(37.22% 0.111 261.8)
XYZ	xyz(5.6870, 5.0032, 19.0746)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3D7A #7A5A1D

analogous

#1D6C7A #1D3D7A #2C1D7A

triadic

#1D3D7A #7A1D3D #3D7A1D

tetradic

#1D3D7A #7A1D6C #7A5A1D #1D7A2C

square

#1D3D7A #7A1D6C #7A5A1D #1D7A2C

split-complementary

#1D3D7A #7A2C1D #6C7A1D

monochromatic

#060C19 #112449 #1D3D7A #2956AB #4072D2

Accessibility & contrast

On white

10.50

#1D3D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#1D3D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3D7A

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3D7A	#FFFFFF	#000000	##FFFFFF
##1D3D7A	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B447C

Deuteranopia (green-blind)

#013B79

Tritanopia (blue-blind)

#004B55

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1d3d7a;
/* rgb */ color: rgb(29, 61, 122);
/* oklch */ color: oklch(37.2% 0.111 261.8);

Tailwind

colors: {
  custom: {
    50: '#6772a1',
    500: '#1d3d7a',
    950: '#000000',
  },
}

SCSS

$custom: #1d3d7a;
$custom-light: #6772a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3d7a",
  "rgb": {
    "r": 29,
    "g": 61,
    "b": 122
  },
  "hsl": {
    "h": 219.355,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.37224,
    "c": 0.11082,
    "h": 261.8
  },
  "luminance": 0.05004
}

Semantic roles & 50–950 ramp

primary

#1D3D7A

secondary

#AE8A45

accent

#AD43E5

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #1D3D7A

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

Preview Lab → · Contrast checker → · Palette generator →