#4C52CF#4C52CF

#4C52CF is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.9% C 0.189 H 275.3°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#4C52CF
RGB	rgb(76, 82, 207)
HSL	hsl(237, 58%, 55%)
HSV	hsv(237, 63%, 81%)
CMYK	cmyk(63.3%, 60.4%, 0%, 18.8%)
CIE-LAB	lab(41.33, 35.99, -65.52)
CIE-LCH	lch(41.33, 74.75, 298.78°)
OKLab	oklab(50.88% 0.0175 -0.1886)
OKLCH	oklch(50.88% 0.189 275.3)
XYZ	xyz(17.2566, 12.0746, 60.4406)
Luminance	0.1208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C52CF #CFC94C

analogous

#4C93CF #4C52CF #874CCF

triadic

#4C52CF #CF4C52 #52CF4C

tetradic

#4C52CF #CF4C93 #CFC94C #4CCF87

square

#4C52CF #CF4C93 #CFC94C #4CCF87

split-complementary

#4C52CF #CF874C #93CF4C

monochromatic

#22267F #2F35AF #4C52CF #7C81DC #ADAFE9

Accessibility & contrast

On white

6.15

#4C52CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#4C52CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C52CF

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C52CF	#FFFFFF	#000000	##FFFFFF
##4C52CF	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	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: #4c52cf;
/* rgb */ color: rgb(76, 82, 207);
/* oklch */ color: oklch(50.9% 0.189 275.3);

Tailwind

colors: {
  custom: {
    50: '#8c82df',
    500: '#4c52cf',
    950: '#000000',
  },
}

SCSS

$custom: #4c52cf;
$custom-light: #8c82df;
$custom-dark: #000000;

JSON

{
  "hex": "#4c52cf",
  "rgb": {
    "r": 76,
    "g": 82,
    "b": 207
  },
  "hsl": {
    "h": 237.252,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.50875,
    "c": 0.18944,
    "h": 275.3
  },
  "luminance": 0.12076
}

Semantic roles & 50–950 ramp

primary

#4C52CF

secondary

#D7D4A0

accent

#DA47E1

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4C52CF

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

Preview Lab → · Contrast checker → · Palette generator →