#4143D0#4143D0

#4143D0 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 47.8% C 0.211 H 274.4°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#4143D0
RGB	rgb(65, 67, 208)
HSL	hsl(239, 60%, 54%)
HSV	hsv(239, 69%, 82%)
CMYK	cmyk(68.8%, 67.8%, 0%, 18.4%)
CIE-LAB	lab(37.28, 43.91, -72.75)
CIE-LCH	lch(37.28, 84.98, 301.11°)
OKLab	oklab(47.76% 0.016 -0.2102)
OKLCH	oklch(47.76% 0.211 274.4)
XYZ	xyz(15.5685, 9.6907, 60.7123)
Luminance	0.0969 (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

#4143D0 #D0CE41

analogous

#418AD0 #4143D0 #8641D0

triadic

#4143D0 #D04143 #43D041

tetradic

#4143D0 #D0418A #D0CE41 #41D086

square

#4143D0 #D0418A #D0CE41 #41D086

split-complementary

#4143D0 #D08641 #8AD041

monochromatic

#1E1F79 #2A2CAA #4143D0 #7274DC #A3A4E8

Accessibility & contrast

On white

7.15

#4143D0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4143D0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4143D0

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4143D0	#FFFFFF	#000000	##FFFFFF
##4143D0	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED4

Deuteranopia (green-blind)

#0051CD

Tritanopia (blue-blind)

#006984

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4143d0;
/* rgb */ color: rgb(65, 67, 208);
/* oklch */ color: oklch(47.8% 0.211 274.4);

Tailwind

colors: {
  custom: {
    50: '#8878e0',
    500: '#4143d0',
    950: '#000000',
  },
}

SCSS

$custom: #4143d0;
$custom-light: #8878e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4143d0",
  "rgb": {
    "r": 65,
    "g": 67,
    "b": 208
  },
  "hsl": {
    "h": 239.161,
    "s": 60.338,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47757,
    "c": 0.2108,
    "h": 274.4
  },
  "luminance": 0.09692
}

Semantic roles & 50–950 ramp

primary

#4143D0

secondary

#D5D498

accent

#E144E3

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4143D0

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

Preview Lab → · Contrast checker → · Palette generator →