#1635A1#1635A1

#1635A1 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.8% C 0.177 H 265.6°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#1635A1
RGB	rgb(22, 53, 161)
HSL	hsl(227, 76%, 36%)
HSV	hsv(227, 86%, 63%)
CMYK	cmyk(86.3%, 67.1%, 0%, 36.9%)
CIE-LAB	lab(27.54, 31.75, -61.02)
CIE-LCH	lch(27.54, 68.79, 297.49°)
OKLab	oklab(38.77% -0.0137 -0.1769)
OKLCH	oklch(38.77% 0.177 265.6)
XYZ	xyz(8.0347, 5.2890, 34.3087)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1635A1 #A18216

analogous

#167AA1 #1635A1 #3D16A1

triadic

#1635A1 #A11635 #35A116

tetradic

#1635A1 #A1167A #A18216 #16A13D

square

#1635A1 #A1167A #A18216 #16A13D

split-complementary

#1635A1 #A13D16 #7AA116

monochromatic

#071235 #0F236B #1635A1 #1D47D7 #4B6EE6

Accessibility & contrast

On white

10.20

#1635A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#1635A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1635A1

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1635A1	#FFFFFF	#000000	##FFFFFF
##1635A1	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A4

Deuteranopia (green-blind)

#003B9F

Tritanopia (blue-blind)

#005266

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1635a1;
/* rgb */ color: rgb(22, 53, 161);
/* oklch */ color: oklch(38.8% 0.177 265.6);

Tailwind

colors: {
  custom: {
    50: '#706cbe',
    500: '#1635a1',
    950: '#000000',
  },
}

SCSS

$custom: #1635a1;
$custom-light: #706cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#1635a1",
  "rgb": {
    "r": 22,
    "g": 53,
    "b": 161
  },
  "hsl": {
    "h": 226.619,
    "s": 75.956,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38769,
    "c": 0.17739,
    "h": 265.6
  },
  "luminance": 0.0529
}

Semantic roles & 50–950 ramp

primary

#1635A1

secondary

#C8AC4B

accent

#C835F3

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #1635A1

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

Preview Lab → · Contrast checker → · Palette generator →