#1D56AA#1D56AA

#1D56AA is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.6% C 0.147 H 258.6°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#1D56AA
RGB	rgb(29, 86, 170)
HSL	hsl(216, 71%, 39%)
HSV	hsv(216, 83%, 67%)
CMYK	cmyk(82.9%, 49.4%, 0%, 33.3%)
CIE-LAB	lab(37.51, 13.65, -50.17)
CIE-LCH	lch(37.51, 52.00, 285.21°)
OKLab	oklab(46.56% -0.029 -0.1444)
OKLCH	oklch(46.56% 0.147 258.6)
XYZ	xyz(11.0875, 9.8177, 39.3331)
Luminance	0.0982 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D56AA #AA711D

analogous

#1D9DAA #1D56AA #2B1DAA

triadic

#1D56AA #AA1D56 #56AA1D

tetradic

#1D56AA #AA1D9D #AA711D #1DAA2B

square

#1D56AA #AA1D9D #AA711D #1DAA2B

split-complementary

#1D56AA #AA2B1D #9DAA1D

monochromatic

#0B2141 #143C76 #1D56AA #2A71DB #5E94E4

Accessibility & contrast

On white

7.09

#1D56AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#1D56AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D56AA

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D56AA	#FFFFFF	#000000	##FFFFFF
##1D56AA	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245FAD

Deuteranopia (green-blind)

#0052A8

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1d56aa;
/* rgb */ color: rgb(29, 86, 170);
/* oklch */ color: oklch(46.6% 0.147 258.6);

Tailwind

colors: {
  custom: {
    50: '#7285c4',
    500: '#1d56aa',
    950: '#000000',
  },
}

SCSS

$custom: #1d56aa;
$custom-light: #7285c4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d56aa",
  "rgb": {
    "r": 29,
    "g": 86,
    "b": 170
  },
  "hsl": {
    "h": 215.745,
    "s": 70.854,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46558,
    "c": 0.14725,
    "h": 258.6
  },
  "luminance": 0.09819
}

Semantic roles & 50–950 ramp

primary

#1D56AA

secondary

#C89C5B

accent

#A53AEE

background

#F7F8FC

surface

#EDEFF8

border

#C8CAD1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1D56AA

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

Preview Lab → · Contrast checker → · Palette generator →