#4055C0#4055C0

#4055C0 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.5% C 0.169 H 270.6°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4055C0
RGB	rgb(64, 85, 192)
HSL	hsl(230, 50%, 50%)
HSV	hsv(230, 67%, 75%)
CMYK	cmyk(66.7%, 55.7%, 0%, 24.7%)
CIE-LAB	lab(40.23, 27.06, -58.65)
CIE-LCH	lch(40.23, 64.59, 294.77°)
OKLab	oklab(49.51% 0.0018 -0.1687)
OKLCH	oklch(49.51% 0.169 270.6)
XYZ	xyz(14.8741, 11.3914, 51.2739)
Luminance	0.1139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4055C0 #C0AB40

analogous

#4095C0 #4055C0 #6B40C0

triadic

#4055C0 #C04055 #55C040

tetradic

#4055C0 #C04095 #C0AB40 #40C06B

square

#4055C0 #C04095 #C0AB40 #40C06B

split-complementary

#4055C0 #C06B40 #95C040

monochromatic

#212C64 #304092 #4055C0 #6E7ECF #9CA7DE

Accessibility & contrast

On white

6.41

#4055C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4055C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4055C0

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4055C0	#FFFFFF	#000000	##FFFFFF
##4055C0	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C4

Deuteranopia (green-blind)

#0059BE

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4055c0;
/* rgb */ color: rgb(64, 85, 192);
/* oklch */ color: oklch(49.5% 0.169 270.6);

Tailwind

colors: {
  custom: {
    50: '#8384d4',
    500: '#4055c0',
    950: '#000000',
  },
}

SCSS

$custom: #4055c0;
$custom-light: #8384d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4055c0",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 192
  },
  "hsl": {
    "h": 230.156,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.4951,
    "c": 0.16871,
    "h": 270.6
  },
  "luminance": 0.11393
}

Semantic roles & 50–950 ramp

primary

#4055C0

secondary

#CBC191

accent

#C34EDA

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4055C0

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

Preview Lab → · Contrast checker → · Palette generator →