#4055D2#4055D2

#4055D2 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 51.0% C 0.193 H 270.6°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#4055D2
RGB	rgb(64, 85, 210)
HSL	hsl(231, 62%, 54%)
HSV	hsv(231, 70%, 82%)
CMYK	cmyk(69.5%, 59.5%, 0%, 17.6%)
CIE-LAB	lab(41.59, 33.42, -66.85)
CIE-LCH	lch(41.59, 74.74, 296.56°)
OKLab	oklab(50.95% 0.0022 -0.1928)
OKLCH	oklch(50.95% 0.193 270.6)
XYZ	xyz(16.9918, 12.2385, 62.4271)
Luminance	0.1224 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4055D2 #D2BD40

analogous

#409ED2 #4055D2 #7440D2

triadic

#4055D2 #D24055 #55D240

tetradic

#4055D2 #D2409E #D2BD40 #40D274

square

#4055D2 #D2409E #D2BD40 #40D274

split-complementary

#4055D2 #D27440 #9ED240

monochromatic

#1D2A7B #293CAC #4055D2 #7281DE #A3ADE9

Accessibility & contrast

On white

6.09

#4055D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#4055D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4055D2

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4055D2	#FFFFFF	#000000	##FFFFFF
##4055D2	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D6

Deuteranopia (green-blind)

#005CD0

Tritanopia (blue-blind)

#00748B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4055d2;
/* rgb */ color: rgb(64, 85, 210);
/* oklch */ color: oklch(51.0% 0.193 270.6);

Tailwind

colors: {
  custom: {
    50: '#8784e1',
    500: '#4055d2',
    950: '#000000',
  },
}

SCSS

$custom: #4055d2;
$custom-light: #8784e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4055d2",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 210
  },
  "hsl": {
    "h": 231.37,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.50952,
    "c": 0.19283,
    "h": 270.6
  },
  "luminance": 0.1224
}

Semantic roles & 50–950 ramp

primary

#4055D2

secondary

#D6CD98

accent

#CE43E5

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4055D2

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

Preview Lab → · Contrast checker → · Palette generator →