#4145BC#4145BC

#4145BC is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.3% C 0.183 H 275.1°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#4145BC
RGB	rgb(65, 69, 188)
HSL	hsl(238, 49%, 50%)
HSV	hsv(238, 65%, 74%)
CMYK	cmyk(65.4%, 63.3%, 0%, 26.3%)
CIE-LAB	lab(36.00, 35.96, -63.19)
CIE-LCH	lch(36.00, 72.71, 299.65°)
OKLab	oklab(46.29% 0.0164 -0.1822)
OKLCH	oklch(46.29% 0.183 275.1)
XYZ	xyz(13.3822, 9.0097, 48.6010)
Luminance	0.0901 (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

#4145BC #BCB841

analogous

#4182BC #4145BC #7B41BC

triadic

#4145BC #BC4145 #45BC41

tetradic

#4145BC #BC4182 #BCB841 #41BC7B

square

#4145BC #BC4182 #BCB841 #41BC7B

split-complementary

#4145BC #BC7B41 #82BC41

monochromatic

#222461 #31348F #4145BC #6E71CD #9B9DDC

Accessibility & contrast

On white

7.49

#4145BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#4145BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4145BC

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4145BC	#FFFFFF	#000000	##FFFFFF
##4145BC	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC0

Deuteranopia (green-blind)

#004FBA

Tritanopia (blue-blind)

#00637A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4145bc;
/* rgb */ color: rgb(65, 69, 188);
/* oklch */ color: oklch(46.3% 0.183 275.1);

Tailwind

colors: {
  custom: {
    50: '#8479d1',
    500: '#4145bc',
    950: '#000000',
  },
}

SCSS

$custom: #4145bc;
$custom-light: #8479d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4145bc",
  "rgb": {
    "r": 65,
    "g": 69,
    "b": 188
  },
  "hsl": {
    "h": 238.049,
    "s": 48.617,
    "l": 49.608
  },
  "oklch": {
    "l": 0.46294,
    "c": 0.18291,
    "h": 275.1
  },
  "luminance": 0.09011
}

Semantic roles & 50–950 ramp

primary

#4145BC

secondary

#C9C790

accent

#D450D8

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4145BC

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

Preview Lab → · Contrast checker → · Palette generator →