#4055C3#4055C3

#4055C3 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.7% C 0.173 H 270.6°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#4055C3
RGB	rgb(64, 85, 195)
HSL	hsl(230, 52%, 51%)
HSV	hsv(230, 67%, 76%)
CMYK	cmyk(67.2%, 56.4%, 0%, 23.5%)
CIE-LAB	lab(40.45, 28.13, -60.04)
CIE-LCH	lch(40.45, 66.30, 295.10°)
OKLab	oklab(49.75% 0.002 -0.1728)
OKLCH	oklch(49.75% 0.173 270.6)
XYZ	xyz(15.2098, 11.5257, 53.0423)
Luminance	0.1153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4055C3 #C3AE40

analogous

#4096C3 #4055C3 #6C40C3

triadic

#4055C3 #C34055 #55C340

tetradic

#4055C3 #C34096 #C3AE40 #40C36C

square

#4055C3 #C34096 #C3AE40 #40C36C

split-complementary

#4055C3 #C36C40 #96C340

monochromatic

#212C68 #2F4097 #4055C3 #6F7ED2 #9DA8E0

Accessibility & contrast

On white

6.35

#4055C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#4055C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4055C3

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4055C3	#FFFFFF	#000000	##FFFFFF
##4055C3	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C7

Deuteranopia (green-blind)

#005AC1

Tritanopia (blue-blind)

#007084

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4055c3;
/* rgb */ color: rgb(64, 85, 195);
/* oklch */ color: oklch(49.7% 0.173 270.6);

Tailwind

colors: {
  custom: {
    50: '#8484d6',
    500: '#4055c3',
    950: '#000000',
  },
}

SCSS

$custom: #4055c3;
$custom-light: #8484d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4055c3",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 195
  },
  "hsl": {
    "h": 230.382,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.49745,
    "c": 0.1728,
    "h": 270.6
  },
  "luminance": 0.11527
}

Semantic roles & 50–950 ramp

primary

#4055C3

secondary

#CCC392

accent

#C54CDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4055C3

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

Preview Lab → · Contrast checker → · Palette generator →