#4F58CA#4F58CA

#4F58CA is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.8% C 0.175 H 275.1°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#4F58CA
RGB	rgb(79, 88, 202)
HSL	hsl(236, 54%, 55%)
HSV	hsv(236, 61%, 79%)
CMYK	cmyk(60.9%, 56.4%, 0%, 20.8%)
CIE-LAB	lab(42.62, 31.08, -60.54)
CIE-LCH	lch(42.62, 68.05, 297.18°)
OKLab	oklab(51.76% 0.0155 -0.1739)
OKLCH	oklch(51.76% 0.175 275.1)
XYZ	xyz(17.3714, 12.9046, 57.4411)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F58CA #CAC14F

analogous

#4F95CA #4F58CA #844FCA

triadic

#4F58CA #CA4F58 #58CA4F

tetradic

#4F58CA #CA4F95 #CAC14F #4FCA84

square

#4F58CA #CA4F95 #CAC14F #4FCA84

split-complementary

#4F58CA #CA844F #95CA4F

monochromatic

#252B7A #333CA9 #4F58CA #7E85D8 #ADB1E6

Accessibility & contrast

On white

5.86

#4F58CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#4F58CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F58CA

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F58CA	#FFFFFF	#000000	##FFFFFF
##4F58CA	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACE

Deuteranopia (green-blind)

#005FC8

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4f58ca;
/* rgb */ color: rgb(79, 88, 202);
/* oklch */ color: oklch(51.8% 0.175 275.1);

Tailwind

colors: {
  custom: {
    50: '#8c87db',
    500: '#4f58ca',
    950: '#000000',
  },
}

SCSS

$custom: #4f58ca;
$custom-light: #8c87db;
$custom-dark: #000000;

JSON

{
  "hex": "#4f58ca",
  "rgb": {
    "r": 79,
    "g": 88,
    "b": 202
  },
  "hsl": {
    "h": 235.61,
    "s": 53.712,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51761,
    "c": 0.17455,
    "h": 275.1
  },
  "luminance": 0.12906
}

Semantic roles & 50–950 ramp

primary

#4F58CA

secondary

#D4D0A1

accent

#D24BDD

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F58CA

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

Preview Lab → · Contrast checker → · Palette generator →