#4052CF#4052CF

#4052CF is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.2% C 0.192 H 271.3°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#4052CF
RGB	rgb(64, 82, 207)
HSL	hsl(232, 60%, 53%)
HSV	hsv(232, 69%, 81%)
CMYK	cmyk(69.1%, 60.4%, 0%, 18.8%)
CIE-LAB	lab(40.62, 34.26, -66.71)
CIE-LCH	lch(40.62, 75.00, 297.18°)
OKLab	oklab(50.16% 0.0045 -0.1924)
OKLCH	oklch(50.16% 0.192 271.3)
XYZ	xyz(16.3903, 11.6280, 60.4000)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4052CF #CFBD40

analogous

#4099CF #4052CF #7640CF

triadic

#4052CF #CF4052 #52CF40

tetradic

#4052CF #CF4099 #CFBD40 #40CF76

square

#4052CF #CF4099 #CFBD40 #40CF76

split-complementary

#4052CF #CF7640 #99CF40

monochromatic

#1E2977 #2A3AA8 #4052CF #717EDB #A2ABE8

Accessibility & contrast

On white

6.31

#4052CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#4052CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4052CF

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4052CF	#FFFFFF	#000000	##FFFFFF
##4052CF	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)

#0066D3

Deuteranopia (green-blind)

#0059CD

Tritanopia (blue-blind)

#007189

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4052cf;
/* rgb */ color: rgb(64, 82, 207);
/* oklch */ color: oklch(50.2% 0.192 271.3);

Tailwind

colors: {
  custom: {
    50: '#8682df',
    500: '#4052cf',
    950: '#000000',
  },
}

SCSS

$custom: #4052cf;
$custom-light: #8682df;
$custom-dark: #000000;

JSON

{
  "hex": "#4052cf",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 207
  },
  "hsl": {
    "h": 232.448,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.50157,
    "c": 0.19249,
    "h": 271.3
  },
  "luminance": 0.1163
}

Semantic roles & 50–950 ramp

primary

#4052CF

secondary

#D4CC97

accent

#CF45E3

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4052CF

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

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