#4F40BA#4F40BA

#4F40BA is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.3% C 0.184 H 282.1°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#4F40BA
RGB	rgb(79, 64, 186)
HSL	hsl(247, 49%, 49%)
HSV	hsv(247, 66%, 73%)
CMYK	cmyk(57.5%, 65.6%, 0%, 27.1%)
CIE-LAB	lab(35.74, 40.53, -62.40)
CIE-LCH	lch(35.74, 74.40, 303.00°)
OKLab	oklab(46.32% 0.0384 -0.1795)
OKLCH	oklch(46.32% 0.184 282.1)
XYZ	xyz(13.9180, 8.8733, 47.4242)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 0.92

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F40BA #ABBA40

analogous

#406EBA #4F40BA #8C40BA

triadic

#4F40BA #BA4F40 #40BA4F

tetradic

#4F40BA #BA406E #ABBA40 #40BA8C

square

#4F40BA #BA406E #ABBA40 #40BA8C

split-complementary

#4F40BA #BA8C40 #6EBA40

monochromatic

#28215F #3C308C #4F40BA #776BCC #A199DC

Accessibility & contrast

On white

7.57

#4F40BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#4F40BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F40BA

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F40BA	#FFFFFF	#000000	##FFFFFF
##4F40BA	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BE

Deuteranopia (green-blind)

#0050B8

Tritanopia (blue-blind)

#135F77

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4f40ba;
/* rgb */ color: rgb(79, 64, 186);
/* oklch */ color: oklch(46.3% 0.184 282.1);

Tailwind

colors: {
  custom: {
    50: '#8b76d0',
    500: '#4f40ba',
    950: '#000000',
  },
}

SCSS

$custom: #4f40ba;
$custom-light: #8b76d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f40ba",
  "rgb": {
    "r": 79,
    "g": 64,
    "b": 186
  },
  "hsl": {
    "h": 247.377,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.46317,
    "c": 0.18354,
    "h": 282.1
  },
  "luminance": 0.08874
}

Semantic roles & 50–950 ramp

primary

#4F40BA

secondary

#C1C88E

accent

#D84FC8

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #4F40BA

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

Preview Lab → · Contrast checker → · Palette generator →