#4065D9#4065D9

#4065D9 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.6% C 0.183 H 266.8°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#4065D9
RGB	rgb(64, 101, 217)
HSL	hsl(225, 67%, 55%)
HSV	hsv(225, 71%, 85%)
CMYK	cmyk(70.5%, 53.5%, 0%, 14.9%)
CIE-LAB	lab(46.18, 25.79, -63.40)
CIE-LCH	lch(46.18, 68.44, 292.14°)
OKLab	oklab(54.55% -0.0101 -0.1824)
OKLCH	oklch(54.55% 0.183 266.8)
XYZ	xyz(19.2881, 15.4051, 67.5892)
Luminance	0.1541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4065D9 #D9B440

analogous

#40B2D9 #4065D9 #6740D9

triadic

#4065D9 #D94065 #65D940

tetradic

#4065D9 #D940B2 #D9B440 #40D967

square

#4065D9 #D940B2 #D9B440 #40D967

split-complementary

#4065D9 #D96740 #B2D940

monochromatic

#1A3484 #2448B7 #4065D9 #738EE3 #A6B7ED

Accessibility & contrast

On white

5.15

#4065D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#4065D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4065D9

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4065D9	#FFFFFF	#000000	##FFFFFF
##4065D9	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0975DD

Deuteranopia (green-blind)

#0067D7

Tritanopia (blue-blind)

#008195

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4065d9;
/* rgb */ color: rgb(64, 101, 217);
/* oklch */ color: oklch(54.6% 0.183 266.8);

Tailwind

colors: {
  custom: {
    50: '#8790e5',
    500: '#4065d9',
    950: '#000000',
  },
}

SCSS

$custom: #4065d9;
$custom-light: #8790e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4065d9",
  "rgb": {
    "r": 64,
    "g": 101,
    "b": 217
  },
  "hsl": {
    "h": 225.49,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.54553,
    "c": 0.18272,
    "h": 266.8
  },
  "luminance": 0.15407
}

Semantic roles & 50–950 ramp

primary

#4065D9

secondary

#DACB9A

accent

#C03EEA

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4065D9

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

Preview Lab → · Contrast checker → · Palette generator →