#4F40CB#4F40CB

#4F40CB is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 47.8% C 0.205 H 280.2°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#4F40CB
RGB	rgb(79, 64, 203)
HSL	hsl(246, 57%, 52%)
HSV	hsv(246, 68%, 80%)
CMYK	cmyk(61.1%, 68.5%, 0%, 20.4%)
CIE-LAB	lab(37.19, 45.86, -69.97)
CIE-LCH	lch(37.19, 83.66, 303.24°)
OKLab	oklab(47.81% 0.0362 -0.2017)
OKLCH	oklch(47.81% 0.205 280.2)
XYZ	xyz(15.8339, 9.6397, 57.5146)
Luminance	0.0964 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F40CB #BCCB40

analogous

#4076CB #4F40CB #9540CB

triadic

#4F40CB #CB4F40 #40CB4F

tetradic

#4F40CB #CB4076 #BCCB40 #40CB95

square

#4F40CB #CB4076 #BCCB40 #40CB95

split-complementary

#4F40CB #CB9540 #76CB40

monochromatic

#281F72 #392CA2 #4F40CB #7B70D8 #A8A0E5

Accessibility & contrast

On white

7.17

#4F40CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#4F40CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F40CB

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F40CB	#FFFFFF	#000000	##FFFFFF
##4F40CB	1.00	7.17	2.93	7.17
#FFFFFF	7.17	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCF

Deuteranopia (green-blind)

#0052C8

Tritanopia (blue-blind)

#006580

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4f40cb;
/* rgb */ color: rgb(79, 64, 203);
/* oklch */ color: oklch(47.8% 0.205 280.2);

Tailwind

colors: {
  custom: {
    50: '#8e76dc',
    500: '#4f40cb',
    950: '#000000',
  },
}

SCSS

$custom: #4f40cb;
$custom-light: #8e76dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f40cb",
  "rgb": {
    "r": 79,
    "g": 64,
    "b": 203
  },
  "hsl": {
    "h": 246.475,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.47808,
    "c": 0.20489,
    "h": 280.2
  },
  "luminance": 0.09641
}

Semantic roles & 50–950 ramp

primary

#4F40CB

secondary

#CBD295

accent

#E047D0

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #4F40CB

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

Preview Lab → · Contrast checker → · Palette generator →