#4F58CF#4F58CF

#4F58CF is a mid, vivid blue. Relative luminance 0.131; OKLCH L 52.1% C 0.181 H 274.9°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#4F58CF
RGB	rgb(79, 88, 207)
HSL	hsl(236, 57%, 56%)
HSV	hsv(236, 62%, 81%)
CMYK	cmyk(61.8%, 57.5%, 0%, 18.8%)
CIE-LAB	lab(42.98, 32.76, -62.83)
CIE-LCH	lch(42.98, 70.86, 297.54°)
OKLab	oklab(52.15% 0.0156 -0.1806)
OKLCH	oklch(52.15% 0.181 274.9)
XYZ	xyz(17.9730, 13.1452, 60.6095)
Luminance	0.1315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F58CF #CFC64F

analogous

#4F98CF #4F58CF #864FCF

triadic

#4F58CF #CF4F58 #58CF4F

tetradic

#4F58CF #CF4F98 #CFC64F #4FCF86

square

#4F58CF #CF4F98 #CFC64F #4FCF86

split-complementary

#4F58CF #CF864F #98CF4F

monochromatic

#232A81 #3039B1 #4F58CF #7F86DC #AFB3E9

Accessibility & contrast

On white

5.79

#4F58CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#4F58CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F58CF

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F58CF	#FFFFFF	#000000	##FFFFFF
##4F58CF	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD3

Deuteranopia (green-blind)

#0060CD

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4f58cf;
/* rgb */ color: rgb(79, 88, 207);
/* oklch */ color: oklch(52.1% 0.181 274.9);

Tailwind

colors: {
  custom: {
    50: '#8d87de',
    500: '#4f58cf',
    950: '#000000',
  },
}

SCSS

$custom: #4f58cf;
$custom-light: #8d87de;
$custom-dark: #000000;

JSON

{
  "hex": "#4f58cf",
  "rgb": {
    "r": 79,
    "g": 88,
    "b": 207
  },
  "hsl": {
    "h": 235.781,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52145,
    "c": 0.18128,
    "h": 274.9
  },
  "luminance": 0.13147
}

Semantic roles & 50–950 ramp

primary

#4F58CF

secondary

#D7D4A2

accent

#D647E0

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F58CF

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

Preview Lab → · Contrast checker → · Palette generator →