#4F5BBF#4F5BBF

#4F5BBF is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.5% C 0.156 H 274.4°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#4F5BBF
RGB	rgb(79, 91, 191)
HSL	hsl(234, 47%, 53%)
HSV	hsv(234, 59%, 75%)
CMYK	cmyk(58.6%, 52.4%, 0%, 25.1%)
CIE-LAB	lab(42.62, 25.50, -54.16)
CIE-LCH	lch(42.62, 59.86, 295.21°)
OKLab	oklab(51.52% 0.012 -0.1551)
OKLCH	oklch(51.52% 0.156 274.4)
XYZ	xyz(16.3664, 12.9048, 50.9085)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5BBF #BFB34F

analogous

#4F93BF #4F5BBF #7B4FBF

triadic

#4F5BBF #BF4F5B #5BBF4F

tetradic

#4F5BBF #BF4F93 #BFB34F #4FBF7B

square

#4F5BBF #BF4F93 #BFB34F #4FBF7B

split-complementary

#4F5BBF #BF7B4F #93BF4F

monochromatic

#272F6C #384299 #4F5BBF #7C85CF #A9AFE0

Accessibility & contrast

On white

5.86

#4F5BBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#4F5BBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5BBF

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5BBF	#FFFFFF	#000000	##FFFFFF
##4F5BBF	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)

#216AC3

Deuteranopia (green-blind)

#0060BD

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4f5bbf;
/* rgb */ color: rgb(79, 91, 191);
/* oklch */ color: oklch(51.5% 0.156 274.4);

Tailwind

colors: {
  custom: {
    50: '#8a89d3',
    500: '#4f5bbf',
    950: '#000000',
  },
}

SCSS

$custom: #4f5bbf;
$custom-light: #8a89d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5bbf",
  "rgb": {
    "r": 79,
    "g": 91,
    "b": 191
  },
  "hsl": {
    "h": 233.571,
    "s": 46.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51519,
    "c": 0.15554,
    "h": 274.4
  },
  "luminance": 0.12906
}

Semantic roles & 50–950 ramp

primary

#4F5BBF

secondary

#CDC89D

accent

#C851D6

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0D0B14

muted

#7D7C83

Preview Lab

Preview with #4F5BBF

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

Preview Lab → · Contrast checker → · Palette generator →