#4055CE#4055CE

#4055CE is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.6% C 0.188 H 270.7°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4055CE
RGB	rgb(64, 85, 206)
HSL	hsl(231, 59%, 53%)
HSV	hsv(231, 69%, 81%)
CMYK	cmyk(68.9%, 58.7%, 0%, 19.2%)
CIE-LAB	lab(41.28, 32.02, -65.06)
CIE-LCH	lch(41.28, 72.51, 296.20°)
OKLab	oklab(50.63% 0.0022 -0.1875)
OKLCH	oklch(50.63% 0.188 270.7)
XYZ	xyz(16.4996, 12.0416, 59.8353)
Luminance	0.1204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4055CE #CEB940

analogous

#409CCE #4055CE #7240CE

triadic

#4055CE #CE4055 #55CE40

tetradic

#4055CE #CE409C #CEB940 #40CE72

square

#4055CE #CE409C #CEB940 #40CE72

split-complementary

#4055CE #CE7240 #9CCE40

monochromatic

#1E2B75 #2B3DA6 #4055CE #7180DA #A1ACE7

Accessibility & contrast

On white

6.16

#4055CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#4055CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4055CE

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4055CE	#FFFFFF	#000000	##FFFFFF
##4055CE	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D2

Deuteranopia (green-blind)

#005BCC

Tritanopia (blue-blind)

#007389

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4055ce;
/* rgb */ color: rgb(64, 85, 206);
/* oklch */ color: oklch(50.6% 0.188 270.7);

Tailwind

colors: {
  custom: {
    50: '#8684de',
    500: '#4055ce',
    950: '#000000',
  },
}

SCSS

$custom: #4055ce;
$custom-light: #8684de;
$custom-dark: #000000;

JSON

{
  "hex": "#4055ce",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 206
  },
  "hsl": {
    "h": 231.127,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.50625,
    "c": 0.18755,
    "h": 270.7
  },
  "luminance": 0.12043
}

Semantic roles & 50–950 ramp

primary

#4055CE

secondary

#D4CB96

accent

#CB45E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #4055CE

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

Preview Lab → · Contrast checker → · Palette generator →