#1634A0#1634A0

#1634A0 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.177 H 265.7°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#1634A0
RGB	rgb(22, 52, 160)
HSL	hsl(227, 76%, 36%)
HSV	hsv(227, 86%, 63%)
CMYK	cmyk(86.3%, 67.5%, 0%, 37.3%)
CIE-LAB	lab(27.20, 32.03, -60.99)
CIE-LCH	lch(27.20, 68.89, 297.71°)
OKLab	oklab(38.49% -0.0133 -0.1768)
OKLCH	oklch(38.49% 0.177 265.7)
XYZ	xyz(7.9018, 5.1636, 33.8311)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1634A0 #A08216

analogous

#1679A0 #1634A0 #3D16A0

triadic

#1634A0 #A01634 #34A016

tetradic

#1634A0 #A01679 #A08216 #16A03D

square

#1634A0 #A01679 #A08216 #16A03D

split-complementary

#1634A0 #A03D16 #79A016

monochromatic

#071134 #0F236A #1634A0 #1D45D6 #4A6CE6

Accessibility & contrast

On white

10.33

#1634A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#1634A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1634A0

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1634A0	#FFFFFF	#000000	##FFFFFF
##1634A0	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A3

Deuteranopia (green-blind)

#003A9E

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1634a0;
/* rgb */ color: rgb(22, 52, 160);
/* oklch */ color: oklch(38.5% 0.177 265.7);

Tailwind

colors: {
  custom: {
    50: '#706bbd',
    500: '#1634a0',
    950: '#000000',
  },
}

SCSS

$custom: #1634a0;
$custom-light: #706bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#1634a0",
  "rgb": {
    "r": 22,
    "g": 52,
    "b": 160
  },
  "hsl": {
    "h": 226.957,
    "s": 75.824,
    "l": 35.686
  },
  "oklch": {
    "l": 0.38486,
    "c": 0.17726,
    "h": 265.7
  },
  "luminance": 0.05165
}

Semantic roles & 50–950 ramp

primary

#1634A0

secondary

#C8AC4A

accent

#C935F2

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1634A0

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

Preview Lab → · Contrast checker → · Palette generator →