#1634A1#1634A1

#1634A1 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.6% C 0.179 H 265.7°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#1634A1
RGB	rgb(22, 52, 161)
HSL	hsl(227, 76%, 36%)
HSV	hsv(227, 86%, 63%)
CMYK	cmyk(86.3%, 67.7%, 0%, 36.9%)
CIE-LAB	lab(27.29, 32.42, -61.43)
CIE-LCH	lch(27.29, 69.46, 297.82°)
OKLab	oklab(38.59% -0.0133 -0.1781)
OKLCH	oklch(38.59% 0.179 265.7)
XYZ	xyz(7.9896, 5.1988, 34.2937)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1634A1 #A18316

analogous

#1679A1 #1634A1 #3D16A1

triadic

#1634A1 #A11634 #34A116

tetradic

#1634A1 #A11679 #A18316 #16A13D

square

#1634A1 #A11679 #A18316 #16A13D

split-complementary

#1634A1 #A13D16 #79A116

monochromatic

#071135 #0F236B #1634A1 #1D45D7 #4B6DE6

Accessibility & contrast

On white

10.29

#1634A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1634A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1634A1

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1634A1	#FFFFFF	#000000	##FFFFFF
##1634A1	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A4

Deuteranopia (green-blind)

#003A9F

Tritanopia (blue-blind)

#005266

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1634a1;
/* rgb */ color: rgb(22, 52, 161);
/* oklch */ color: oklch(38.6% 0.179 265.7);

Tailwind

colors: {
  custom: {
    50: '#706bbe',
    500: '#1634a1',
    950: '#000000',
  },
}

SCSS

$custom: #1634a1;
$custom-light: #706bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#1634a1",
  "rgb": {
    "r": 22,
    "g": 52,
    "b": 161
  },
  "hsl": {
    "h": 227.05,
    "s": 75.956,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38587,
    "c": 0.17856,
    "h": 265.7
  },
  "luminance": 0.052
}

Semantic roles & 50–950 ramp

primary

#1634A1

secondary

#C8AD4B

accent

#CA35F3

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1634A1

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

Preview Lab → · Contrast checker → · Palette generator →