#4F52BC#4F52BC

#4F52BC is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.6% C 0.163 H 277.4°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#4F52BC
RGB	rgb(79, 82, 188)
HSL	hsl(238, 45%, 52%)
HSV	hsv(238, 58%, 74%)
CMYK	cmyk(58%, 56.4%, 0%, 26.3%)
CIE-LAB	lab(40.13, 30.17, -56.44)
CIE-LCH	lch(40.13, 64.00, 298.12°)
OKLab	oklab(49.59% 0.0211 -0.1619)
OKLCH	oklch(49.59% 0.163 277.4)
XYZ	xyz(15.3159, 11.3266, 48.9464)
Luminance	0.1133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F52BC #BCB94F

analogous

#4F88BC #4F52BC #834FBC

triadic

#4F52BC #BC4F52 #52BC4F

tetradic

#4F52BC #BC4F88 #BCB94F #4FBC83

square

#4F52BC #BC4F88 #BCB94F #4FBC83

split-complementary

#4F52BC #BC834F #88BC4F

monochromatic

#282A69 #393B95 #4F52BC #7B7ECD #A8A9DE

Accessibility & contrast

On white

6.43

#4F52BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4F52BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F52BC

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F52BC	#FFFFFF	#000000	##FFFFFF
##4F52BC	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#005ABA

Tritanopia (blue-blind)

#066B7F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4f52bc;
/* rgb */ color: rgb(79, 82, 188);
/* oklch */ color: oklch(49.6% 0.163 277.4);

Tailwind

colors: {
  custom: {
    50: '#8a82d1',
    500: '#4f52bc',
    950: '#000000',
  },
}

SCSS

$custom: #4f52bc;
$custom-light: #8a82d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f52bc",
  "rgb": {
    "r": 79,
    "g": 82,
    "b": 188
  },
  "hsl": {
    "h": 238.349,
    "s": 44.856,
    "l": 52.353
  },
  "oklch": {
    "l": 0.49587,
    "c": 0.16324,
    "h": 277.4
  },
  "luminance": 0.11328
}

Semantic roles & 50–950 ramp

primary

#4F52BC

secondary

#CBCA9C

accent

#D153D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0D0A14

muted

#7D7C82

Preview Lab

Preview with #4F52BC

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

Preview Lab → · Contrast checker → · Palette generator →