#4F58DB#4F58DB

#4F58DB is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.1% C 0.197 H 274.5°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#4F58DB
RGB	rgb(79, 88, 219)
HSL	hsl(236, 66%, 58%)
HSV	hsv(236, 64%, 86%)
CMYK	cmyk(63.9%, 59.8%, 0%, 14.1%)
CIE-LAB	lab(43.88, 36.78, -68.24)
CIE-LCH	lch(43.88, 77.52, 298.32°)
OKLab	oklab(53.09% 0.0154 -0.1965)
OKLCH	oklch(53.09% 0.197 274.5)
XYZ	xyz(19.4961, 13.7545, 68.6316)
Luminance	0.1376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F58DB #DBD24F

analogous

#4F9EDB #4F58DB #8C4FDB

triadic

#4F58DB #DB4F58 #58DB4F

tetradic

#4F58DB #DB4F9E #DBD24F #4FDB8C

square

#4F58DB #DB4F9E #DBD24F #4FDB8C

split-complementary

#4F58DB #DB8C4F #9EDB4F

monochromatic

#1E2592 #2832C5 #4F58DB #8288E5 #B5B8F0

Accessibility & contrast

On white

5.60

#4F58DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#4F58DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F58DB

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F58DB	#FFFFFF	#000000	##FFFFFF
##4F58DB	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDF

Deuteranopia (green-blind)

#0062D8

Tritanopia (blue-blind)

#007891

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4f58db;
/* rgb */ color: rgb(79, 88, 219);
/* oklch */ color: oklch(53.1% 0.197 274.5);

Tailwind

colors: {
  custom: {
    50: '#8f87e7',
    500: '#4f58db',
    950: '#000000',
  },
}

SCSS

$custom: #4f58db;
$custom-light: #8f87e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f58db",
  "rgb": {
    "r": 79,
    "g": 88,
    "b": 219
  },
  "hsl": {
    "h": 236.143,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.53092,
    "c": 0.19713,
    "h": 274.5
  },
  "luminance": 0.13756
}

Semantic roles & 50–950 ramp

primary

#4F58DB

secondary

#DFDBA7

accent

#DE3FE9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4F58DB

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

Preview Lab → · Contrast checker → · Palette generator →