#4052C7#4052C7

#4052C7 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.5% C 0.182 H 271.4°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#4052C7
RGB	rgb(64, 82, 199)
HSL	hsl(232, 55%, 52%)
HSV	hsv(232, 68%, 78%)
CMYK	cmyk(67.8%, 58.8%, 0%, 22%)
CIE-LAB	lab(39.99, 31.45, -63.11)
CIE-LCH	lch(39.99, 70.51, 296.49°)
OKLab	oklab(49.5% 0.0045 -0.1819)
OKLCH	oklch(49.5% 0.182 271.4)
XYZ	xyz(15.4370, 11.2466, 55.3790)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4052C7 #C7B540

analogous

#4096C7 #4052C7 #7240C7

triadic

#4052C7 #C74052 #52C740

tetradic

#4052C7 #C74096 #C7B540 #40C772

square

#4052C7 #C74096 #C7B540 #40C772

split-complementary

#4052C7 #C77240 #96C740

monochromatic

#202A6D #2E3C9C #4052C7 #6F7DD5 #9FA8E3

Accessibility & contrast

On white

6.46

#4052C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#4052C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4052C7

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4052C7	#FFFFFF	#000000	##FFFFFF
##4052C7	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CB

Deuteranopia (green-blind)

#0058C5

Tritanopia (blue-blind)

#006F84

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4052c7;
/* rgb */ color: rgb(64, 82, 199);
/* oklch */ color: oklch(49.5% 0.182 271.4);

Tailwind

colors: {
  custom: {
    50: '#8582d9',
    500: '#4052c7',
    950: '#000000',
  },
}

SCSS

$custom: #4052c7;
$custom-light: #8582d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4052c7",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 199
  },
  "hsl": {
    "h": 232,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49497,
    "c": 0.18191,
    "h": 271.4
  },
  "luminance": 0.11248
}

Semantic roles & 50–950 ramp

primary

#4052C7

secondary

#CFC794

accent

#CA4ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #4052C7

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

Preview Lab → · Contrast checker → · Palette generator →