#4142B5#4142B5

#4142B5 is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.2% C 0.177 H 276.3°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#4142B5
RGB	rgb(65, 66, 181)
HSL	hsl(239, 47%, 48%)
HSV	hsv(239, 64%, 71%)
CMYK	cmyk(64.1%, 63.5%, 0%, 29%)
CIE-LAB	lab(34.71, 35.45, -61.17)
CIE-LCH	lch(34.71, 70.70, 300.10°)
OKLab	oklab(45.17% 0.0193 -0.1763)
OKLCH	oklch(45.17% 0.177 276.3)
XYZ	xyz(12.4660, 8.3554, 44.6629)
Luminance	0.0836 (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

#4142B5 #B5B441

analogous

#417CB5 #4142B5 #7A41B5

triadic

#4142B5 #B54142 #42B541

tetradic

#4142B5 #B5417C #B5B441 #41B57A

square

#4142B5 #B5417C #B5B441 #41B57A

split-complementary

#4142B5 #B57A41 #7CB541

monochromatic

#21215B #313288 #4142B5 #6A6BC9 #9797DA

Accessibility & contrast

On white

7.86

#4142B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#4142B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4142B5

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4142B5	#FFFFFF	#000000	##FFFFFF
##4142B5	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B9

Deuteranopia (green-blind)

#004DB3

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4142b5;
/* rgb */ color: rgb(65, 66, 181);
/* oklch */ color: oklch(45.2% 0.177 276.3);

Tailwind

colors: {
  custom: {
    50: '#8377cc',
    500: '#4142b5',
    950: '#000000',
  },
}

SCSS

$custom: #4142b5;
$custom-light: #8377cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4142b5",
  "rgb": {
    "r": 65,
    "g": 66,
    "b": 181
  },
  "hsl": {
    "h": 239.483,
    "s": 47.154,
    "l": 48.235
  },
  "oklch": {
    "l": 0.45169,
    "c": 0.17732,
    "h": 276.3
  },
  "luminance": 0.08356
}

Semantic roles & 50–950 ramp

primary

#4142B5

secondary

#C5C58C

accent

#D651D7

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4142B5

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

Preview Lab → · Contrast checker → · Palette generator →