#4F65DB#4F65DB

#4F65DB is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.5% C 0.181 H 271.3°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#4F65DB
RGB	rgb(79, 101, 219)
HSL	hsl(231, 66%, 58%)
HSV	hsv(231, 64%, 86%)
CMYK	cmyk(63.9%, 53.9%, 0%, 14.1%)
CIE-LAB	lab(47.08, 28.72, -63.04)
CIE-LCH	lch(47.08, 69.28, 294.50°)
OKLab	oklab(55.48% 0.0042 -0.1811)
OKLCH	oklch(55.48% 0.181 271.3)
XYZ	xyz(20.6600, 16.0823, 69.0195)
Luminance	0.1608 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F65DB #DBC54F

analogous

#4FABDB #4F65DB #7F4FDB

triadic

#4F65DB #DB4F65 #65DB4F

tetradic

#4F65DB #DB4FAB #DBC54F #4FDB7F

square

#4F65DB #DB4FAB #DBC54F #4FDB7F

split-complementary

#4F65DB #DB7F4F #ABDB4F

monochromatic

#1E3092 #2841C5 #4F65DB #8291E5 #B5BEF0

Accessibility & contrast

On white

4.98

#4F65DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#4F65DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F65DB

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F65DB	#FFFFFF	#000000	##FFFFFF
##4F65DB	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C76DF

Deuteranopia (green-blind)

#006AD9

Tritanopia (blue-blind)

#008196

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4f65db;
/* rgb */ color: rgb(79, 101, 219);
/* oklch */ color: oklch(55.5% 0.181 271.3);

Tailwind

colors: {
  custom: {
    50: '#8e90e7',
    500: '#4f65db',
    950: '#000000',
  },
}

SCSS

$custom: #4f65db;
$custom-light: #8e90e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f65db",
  "rgb": {
    "r": 79,
    "g": 101,
    "b": 219
  },
  "hsl": {
    "h": 230.571,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.55478,
    "c": 0.18114,
    "h": 271.3
  },
  "luminance": 0.16084
}

Semantic roles & 50–950 ramp

primary

#4F65DB

secondary

#DFD6A7

accent

#CE3FE9

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4F65DB

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

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