#4064DB#4064DB

#4064DB is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.5% C 0.187 H 267.2°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#4064DB
RGB	rgb(64, 100, 219)
HSL	hsl(226, 68%, 55%)
HSV	hsv(226, 71%, 86%)
CMYK	cmyk(70.8%, 54.3%, 0%, 14.1%)
CIE-LAB	lab(46.07, 27.14, -64.73)
CIE-LCH	lch(46.07, 70.18, 292.75°)
OKLab	oklab(54.51% -0.0091 -0.1864)
OKLCH	oklch(54.51% 0.187 267.2)
XYZ	xyz(19.4533, 15.3168, 68.9353)
Luminance	0.1532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4064DB #DBB740

analogous

#40B1DB #4064DB #6A40DB

triadic

#4064DB #DB4064 #64DB40

tetradic

#4064DB #DB40B1 #DBB740 #40DB6A

square

#4064DB #DB40B1 #DBB740 #40DB6A

split-complementary

#4064DB #DB6A40 #B1DB40

monochromatic

#193387 #2346BB #4064DB #738EE5 #A7B8EE

Accessibility & contrast

On white

5.17

#4064DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#4064DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4064DB

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4064DB	#FFFFFF	#000000	##FFFFFF
##4064DB	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075DF

Deuteranopia (green-blind)

#0066D9

Tritanopia (blue-blind)

#008196

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4064db;
/* rgb */ color: rgb(64, 100, 219);
/* oklch */ color: oklch(54.5% 0.187 267.2);

Tailwind

colors: {
  custom: {
    50: '#888fe7',
    500: '#4064db',
    950: '#000000',
  },
}

SCSS

$custom: #4064db;
$custom-light: #888fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#4064db",
  "rgb": {
    "r": 64,
    "g": 100,
    "b": 219
  },
  "hsl": {
    "h": 226.065,
    "s": 68.282,
    "l": 55.49
  },
  "oklch": {
    "l": 0.54508,
    "c": 0.18659,
    "h": 267.2
  },
  "luminance": 0.15319
}

Semantic roles & 50–950 ramp

primary

#4064DB

secondary

#DCCD9B

accent

#C33DEB

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4064DB

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

Preview Lab → · Contrast checker → · Palette generator →