#164CB4#164CB4

#164CB4 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.0% C 0.175 H 261.8°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#164CB4
RGB	rgb(22, 76, 180)
HSL	hsl(219, 78%, 40%)
HSV	hsv(219, 88%, 71%)
CMYK	cmyk(87.8%, 57.8%, 0%, 29.4%)
CIE-LAB	lab(35.27, 23.78, -59.75)
CIE-LCH	lch(35.27, 64.31, 291.71°)
OKLab	oklab(45.04% -0.0249 -0.1728)
OKLCH	oklch(45.04% 0.175 261.8)
XYZ	xyz(11.1506, 8.6333, 44.2499)
Luminance	0.0863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#164CB4 #B47E16

analogous

#169BB4 #164CB4 #2F16B4

triadic

#164CB4 #B4164C #4CB416

tetradic

#164CB4 #B4169B #B47E16 #16B42F

square

#164CB4 #B4169B #B47E16 #16B42F

split-complementary

#164CB4 #B42F16 #9BB416

monochromatic

#091E47 #0F357D #164CB4 #2365E4 #5A8BEB

Accessibility & contrast

On white

7.70

#164CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#164CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #164CB4

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##164CB4	#FFFFFF	#000000	##FFFFFF
##164CB4	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB8

Deuteranopia (green-blind)

#004CB2

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #164cb4;
/* rgb */ color: rgb(22, 76, 180);
/* oklch */ color: oklch(45.0% 0.175 261.8);

Tailwind

colors: {
  custom: {
    50: '#737dcb',
    500: '#164cb4',
    950: '#000000',
  },
}

SCSS

$custom: #164cb4;
$custom-light: #737dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#164cb4",
  "rgb": {
    "r": 22,
    "g": 76,
    "b": 180
  },
  "hsl": {
    "h": 219.494,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.45036,
    "c": 0.17459,
    "h": 261.8
  },
  "luminance": 0.08635
}

Semantic roles & 50–950 ramp

primary

#164CB4

secondary

#CEA658

accent

#B333F5

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #164CB4

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

Preview Lab → · Contrast checker → · Palette generator →