#4F52B2#4F52B2

#4F52B2 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.8% C 0.149 H 278.0°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#4F52B2
RGB	rgb(79, 82, 178)
HSL	hsl(238, 39%, 50%)
HSV	hsv(238, 56%, 70%)
CMYK	cmyk(55.6%, 53.9%, 0%, 30.2%)
CIE-LAB	lab(39.43, 26.86, -51.69)
CIE-LCH	lch(39.43, 58.26, 297.46°)
OKLab	oklab(48.85% 0.0207 -0.1479)
OKLCH	oklch(48.85% 0.149 278)
XYZ	xyz(14.2751, 10.9103, 43.4645)
Luminance	0.1091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F52B2 #B2AF4F

analogous

#4F83B2 #4F52B2 #7D4FB2

triadic

#4F52B2 #B24F52 #52B24F

tetradic

#4F52B2 #B24F83 #B2AF4F #4FB27D

square

#4F52B2 #B24F83 #B2AF4F #4FB27D

split-complementary

#4F52B2 #B27D4F #83B24F

monochromatic

#292B5E #3C3E88 #4F52B2 #7A7CC5 #A4A6D7

Accessibility & contrast

On white

6.60

#4F52B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#4F52B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F52B2

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F52B2	#FFFFFF	#000000	##FFFFFF
##4F52B2	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1961B5

Deuteranopia (green-blind)

#0059B0

Tritanopia (blue-blind)

#1D687A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4f52b2;
/* rgb */ color: rgb(79, 82, 178);
/* oklch */ color: oklch(48.8% 0.149 278.0);

Tailwind

colors: {
  custom: {
    50: '#8882ca',
    500: '#4f52b2',
    950: '#000000',
  },
}

SCSS

$custom: #4f52b2;
$custom-light: #8882ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4f52b2",
  "rgb": {
    "r": 79,
    "g": 82,
    "b": 178
  },
  "hsl": {
    "h": 238.182,
    "s": 39.13,
    "l": 50.392
  },
  "oklch": {
    "l": 0.48846,
    "c": 0.14934,
    "h": 278
  },
  "luminance": 0.10911
}

Semantic roles & 50–950 ramp

primary

#4F52B2

secondary

#C4C398

accent

#CB59CF

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4F52B2

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

Preview Lab → · Contrast checker → · Palette generator →