#4B52CF#4B52CF

#4B52CF is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.8% C 0.190 H 274.9°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4B52CF
RGB	rgb(75, 82, 207)
HSL	hsl(237, 58%, 55%)
HSV	hsv(237, 64%, 81%)
CMYK	cmyk(63.8%, 60.4%, 0%, 18.8%)
CIE-LAB	lab(41.27, 35.84, -65.62)
CIE-LCH	lch(41.27, 74.77, 298.64°)
OKLab	oklab(50.81% 0.0163 -0.189)
OKLCH	oklch(50.81% 0.19 274.9)
XYZ	xyz(17.1777, 12.0340, 60.4369)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B52CF #CFC84B

analogous

#4B94CF #4B52CF #864BCF

triadic

#4B52CF #CF4B52 #52CF4B

tetradic

#4B52CF #CF4B94 #CFC84B #4BCF86

square

#4B52CF #CF4B94 #CFC84B #4BCF86

split-complementary

#4B52CF #CF864B #94CF4B

monochromatic

#22267E #2E35AE #4B52CF #7B80DC #ACAFE9

Accessibility & contrast

On white

6.16

#4B52CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#4B52CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B52CF

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B52CF	#FFFFFF	#000000	##FFFFFF
##4B52CF	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D3

Deuteranopia (green-blind)

#005CCD

Tritanopia (blue-blind)

#007189

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4b52cf;
/* rgb */ color: rgb(75, 82, 207);
/* oklch */ color: oklch(50.8% 0.190 274.9);

Tailwind

colors: {
  custom: {
    50: '#8b82df',
    500: '#4b52cf',
    950: '#000000',
  },
}

SCSS

$custom: #4b52cf;
$custom-light: #8b82df;
$custom-dark: #000000;

JSON

{
  "hex": "#4b52cf",
  "rgb": {
    "r": 75,
    "g": 82,
    "b": 207
  },
  "hsl": {
    "h": 236.818,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.50811,
    "c": 0.18967,
    "h": 274.9
  },
  "luminance": 0.12035
}

Semantic roles & 50–950 ramp

primary

#4B52CF

secondary

#D6D49F

accent

#D947E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4B52CF

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

Preview Lab → · Contrast checker → · Palette generator →