#4664B8#4664B8

#4664B8 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.3% C 0.137 H 266.9°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#4664B8
RGB	rgb(70, 100, 184)
HSL	hsl(224, 45%, 50%)
HSV	hsv(224, 62%, 72%)
CMYK	cmyk(62%, 45.7%, 0%, 27.8%)
CIE-LAB	lab(44.05, 15.67, -47.81)
CIE-LCH	lch(44.05, 50.31, 288.15°)
OKLab	oklab(52.32% -0.0074 -0.1365)
OKLCH	oklch(52.32% 0.137 266.9)
XYZ	xyz(15.7317, 13.8758, 47.1874)
Luminance	0.1388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4664B8 #B89A46

analogous

#469DB8 #4664B8 #6146B8

triadic

#4664B8 #B84664 #64B846

tetradic

#4664B8 #B8469D #B89A46 #46B861

square

#4664B8 #B8469D #B89A46 #46B861

split-complementary

#4664B8 #B86146 #9DB846

monochromatic

#24345F #354C8C #4664B8 #7289C9 #9EAEDA

Accessibility & contrast

On white

5.56

#4664B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#4664B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4664B8

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4664B8	#FFFFFF	#000000	##FFFFFF
##4664B8	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C6EBB

Deuteranopia (green-blind)

#2A63B6

Tritanopia (blue-blind)

#007785

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4664b8;
/* rgb */ color: rgb(70, 100, 184);
/* oklch */ color: oklch(52.3% 0.137 266.9);

Tailwind

colors: {
  custom: {
    50: '#848fce',
    500: '#4664b8',
    950: '#000000',
  },
}

SCSS

$custom: #4664b8;
$custom-light: #848fce;
$custom-dark: #000000;

JSON

{
  "hex": "#4664b8",
  "rgb": {
    "r": 70,
    "g": 100,
    "b": 184
  },
  "hsl": {
    "h": 224.211,
    "s": 44.882,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52324,
    "c": 0.13669,
    "h": 266.9
  },
  "luminance": 0.13877
}

Semantic roles & 50–950 ramp

primary

#4664B8

secondary

#C7B993

accent

#B353D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4664B8

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

Preview Lab → · Contrast checker → · Palette generator →