#163EB4#163EB4

#163EB4 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.3% C 0.191 H 264.6°. Best body text is #FFFFFF at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#163EB4
RGB	rgb(22, 62, 180)
HSL	hsl(225, 78%, 40%)
HSV	hsv(225, 88%, 71%)
CMYK	cmyk(87.8%, 65.6%, 0%, 29.4%)
CIE-LAB	lab(31.60, 33.12, -65.75)
CIE-LCH	lch(31.60, 73.62, 296.73°)
OKLab	oklab(42.3% -0.018 -0.1906)
OKLCH	oklch(42.3% 0.191 264.6)
XYZ	xyz(10.2888, 6.9098, 43.9626)
Luminance	0.0691 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163EB4 #B48C16

analogous

#168DB4 #163EB4 #3D16B4

triadic

#163EB4 #B4163E #3EB416

tetradic

#163EB4 #B4168D #B48C16 #16B43D

square

#163EB4 #B4168D #B48C16 #16B43D

split-complementary

#163EB4 #B43D16 #8DB416

monochromatic

#091847 #0F2B7D #163EB4 #2354E4 #5A7EEB

Accessibility & contrast

On white

8.82

#163EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#163EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163EB4

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163EB4	#FFFFFF	#000000	##FFFFFF
##163EB4	1.00	8.82	2.38	8.82
#FFFFFF	8.82	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B8

Deuteranopia (green-blind)

#0043B2

Tritanopia (blue-blind)

#005E73

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #163eb4;
/* rgb */ color: rgb(22, 62, 180);
/* oklch */ color: oklch(42.3% 0.191 264.6);

Tailwind

colors: {
  custom: {
    50: '#7473cc',
    500: '#163eb4',
    950: '#000000',
  },
}

SCSS

$custom: #163eb4;
$custom-light: #7473cc;
$custom-dark: #000000;

JSON

{
  "hex": "#163eb4",
  "rgb": {
    "r": 22,
    "g": 62,
    "b": 180
  },
  "hsl": {
    "h": 224.81,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.42302,
    "c": 0.19144,
    "h": 264.6
  },
  "luminance": 0.06911
}

Semantic roles & 50–950 ramp

primary

#163EB4

secondary

#CEB058

accent

#C433F5

background

#F7F6FC

surface

#EEECF9

border

#C9C7D2

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #163EB4

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

Preview Lab → · Contrast checker → · Palette generator →