#4F5ECF#4F5ECF

#4F5ECF is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.3% C 0.174 H 273.3°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4F5ECF
RGB	rgb(79, 94, 207)
HSL	hsl(233, 57%, 56%)
HSV	hsv(233, 62%, 81%)
CMYK	cmyk(61.8%, 54.6%, 0%, 18.8%)
CIE-LAB	lab(44.48, 29.01, -60.41)
CIE-LCH	lch(44.48, 67.01, 295.66°)
OKLab	oklab(53.26% 0.01 -0.1734)
OKLCH	oklch(53.26% 0.174 273.3)
XYZ	xyz(18.4859, 14.1711, 60.7805)
Luminance	0.1417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5ECF #CFC04F

analogous

#4F9ECF #4F5ECF #804FCF

triadic

#4F5ECF #CF4F5E #5ECF4F

tetradic

#4F5ECF #CF4F9E #CFC04F #4FCF80

square

#4F5ECF #CF4F9E #CFC04F #4FCF80

split-complementary

#4F5ECF #CF804F #9ECF4F

monochromatic

#232E81 #303FB1 #4F5ECF #7F8ADC #AFB6E9

Accessibility & contrast

On white

5.48

#4F5ECF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#4F5ECF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5ECF

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5ECF	#FFFFFF	#000000	##FFFFFF
##4F5ECF	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#066FD3

Deuteranopia (green-blind)

#0064CD

Tritanopia (blue-blind)

#00798D

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4f5ecf;
/* rgb */ color: rgb(79, 94, 207);
/* oklch */ color: oklch(53.3% 0.174 273.3);

Tailwind

colors: {
  custom: {
    50: '#8d8bde',
    500: '#4f5ecf',
    950: '#000000',
  },
}

SCSS

$custom: #4f5ecf;
$custom-light: #8d8bde;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5ecf",
  "rgb": {
    "r": 79,
    "g": 94,
    "b": 207
  },
  "hsl": {
    "h": 232.969,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.53261,
    "c": 0.1737,
    "h": 273.3
  },
  "luminance": 0.14173
}

Semantic roles & 50–950 ramp

primary

#4F5ECF

secondary

#D7D1A2

accent

#CE47E0

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4F5ECF

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

Preview Lab → · Contrast checker → · Palette generator →