#4053CC#4053CC

#4053CC is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.1% C 0.187 H 271.1°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#4053CC
RGB	rgb(64, 83, 204)
HSL	hsl(232, 58%, 53%)
HSV	hsv(232, 69%, 80%)
CMYK	cmyk(68.6%, 59.3%, 0%, 20%)
CIE-LAB	lab(40.63, 32.58, -64.96)
CIE-LCH	lch(40.63, 72.67, 296.63°)
OKLab	oklab(50.09% 0.0037 -0.1873)
OKLCH	oklch(50.09% 0.187 271.1)
XYZ	xyz(16.1030, 11.6346, 58.5121)
Luminance	0.1164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4053CC #CCB940

analogous

#4099CC #4053CC #7340CC

triadic

#4053CC #CC4053 #53CC40

tetradic

#4053CC #CC4099 #CCB940 #40CC73

square

#4053CC #CC4099 #CCB940 #40CC73

split-complementary

#4053CC #CC7340 #99CC40

monochromatic

#1F2A73 #2C3CA3 #4053CC #707ED9 #A1AAE6

Accessibility & contrast

On white

6.31

#4053CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#4053CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4053CC

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4053CC	#FFFFFF	#000000	##FFFFFF
##4053CC	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D0

Deuteranopia (green-blind)

#005ACA

Tritanopia (blue-blind)

#007187

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4053cc;
/* rgb */ color: rgb(64, 83, 204);
/* oklch */ color: oklch(50.1% 0.187 271.1);

Tailwind

colors: {
  custom: {
    50: '#8683dc',
    500: '#4053cc',
    950: '#000000',
  },
}

SCSS

$custom: #4053cc;
$custom-light: #8683dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4053cc",
  "rgb": {
    "r": 64,
    "g": 83,
    "b": 204
  },
  "hsl": {
    "h": 231.857,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.50091,
    "c": 0.18734,
    "h": 271.1
  },
  "luminance": 0.11636
}

Semantic roles & 50–950 ramp

primary

#4053CC

secondary

#D2CA95

accent

#CC47E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #4053CC

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

Preview Lab → · Contrast checker → · Palette generator →