#4148D5#4148D5

#4148D5 is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 49.0% C 0.212 H 273.3°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#4148D5
RGB	rgb(65, 72, 213)
HSL	hsl(237, 64%, 55%)
HSV	hsv(237, 69%, 84%)
CMYK	cmyk(69.5%, 66.2%, 0%, 16.5%)
CIE-LAB	lab(38.83, 42.60, -73.09)
CIE-LCH	lch(38.83, 84.60, 300.24°)
OKLab	oklab(49.02% 0.0122 -0.2112)
OKLCH	oklch(49.02% 0.212 273.3)
XYZ	xyz(16.5036, 10.5611, 64.1066)
Luminance	0.1056 (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

#4148D5 #D5CE41

analogous

#4192D5 #4148D5 #8441D5

triadic

#4148D5 #D54148 #48D541

tetradic

#4148D5 #D54192 #D5CE41 #41D584

square

#4148D5 #D54192 #D5CE41 #41D584

split-complementary

#4148D5 #D58441 #92D541

monochromatic

#1C217F #272EB2 #4148D5 #7378E0 #A5A9EB

Accessibility & contrast

On white

6.75

#4148D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#4148D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4148D5

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148D5	#FFFFFF	#000000	##FFFFFF
##4148D5	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D9

Deuteranopia (green-blind)

#0055D2

Tritanopia (blue-blind)

#006D88

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4148d5;
/* rgb */ color: rgb(65, 72, 213);
/* oklch */ color: oklch(49.0% 0.212 273.3);

Tailwind

colors: {
  custom: {
    50: '#897be3',
    500: '#4148d5',
    950: '#000000',
  },
}

SCSS

$custom: #4148d5;
$custom-light: #897be3;
$custom-dark: #000000;

JSON

{
  "hex": "#4148d5",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 213
  },
  "hsl": {
    "h": 237.162,
    "s": 63.793,
    "l": 54.51
  },
  "oklch": {
    "l": 0.49016,
    "c": 0.21153,
    "h": 273.3
  },
  "luminance": 0.10563
}

Semantic roles & 50–950 ramp

primary

#4148D5

secondary

#D8D59A

accent

#DF41E7

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #4148D5

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

Preview Lab → · Contrast checker → · Palette generator →