#4F65BC#4F65BC

#4F65BC is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.3% C 0.138 H 270.5°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#4F65BC
RGB	rgb(79, 101, 188)
HSL	hsl(228, 45%, 52%)
HSV	hsv(228, 58%, 74%)
CMYK	cmyk(58%, 46.3%, 0%, 26.3%)
CIE-LAB	lab(45.08, 18.17, -48.46)
CIE-LCH	lch(45.08, 51.76, 290.55°)
OKLab	oklab(53.32% 0.0011 -0.1382)
OKLCH	oklch(53.32% 0.138 270.5)
XYZ	xyz(16.9522, 14.5992, 49.4918)
Luminance	0.1460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F65BC #BCA64F

analogous

#4F9BBC #4F65BC #704FBC

triadic

#4F65BC #BC4F65 #65BC4F

tetradic

#4F65BC #BC4F9B #BCA64F #4FBC70

square

#4F65BC #BC4F9B #BCA64F #4FBC70

split-complementary

#4F65BC #BC704F #9BBC4F

monochromatic

#283569 #394B95 #4F65BC #7B8CCD #A8B3DE

Accessibility & contrast

On white

5.36

#4F65BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#4F65BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F65BC

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F65BC	#FFFFFF	#000000	##FFFFFF
##4F65BC	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C70BF

Deuteranopia (green-blind)

#2D66BA

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4f65bc;
/* rgb */ color: rgb(79, 101, 188);
/* oklch */ color: oklch(53.3% 0.138 270.5);

Tailwind

colors: {
  custom: {
    50: '#8990d1',
    500: '#4f65bc',
    950: '#000000',
  },
}

SCSS

$custom: #4f65bc;
$custom-light: #8990d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f65bc",
  "rgb": {
    "r": 79,
    "g": 101,
    "b": 188
  },
  "hsl": {
    "h": 227.89,
    "s": 44.856,
    "l": 52.353
  },
  "oklch": {
    "l": 0.53322,
    "c": 0.13821,
    "h": 270.5
  },
  "luminance": 0.146
}

Semantic roles & 50–950 ramp

primary

#4F65BC

secondary

#CBC29C

accent

#BA53D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4F65BC

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

Preview Lab → · Contrast checker → · Palette generator →