#4148C2#4148C2

#4148C2 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.3% C 0.187 H 274.2°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#4148C2
RGB	rgb(65, 72, 194)
HSL	hsl(237, 51%, 51%)
HSV	hsv(237, 66%, 76%)
CMYK	cmyk(66.5%, 62.9%, 0%, 23.9%)
CIE-LAB	lab(37.21, 36.15, -64.73)
CIE-LCH	lch(37.21, 74.14, 299.18°)
OKLab	oklab(47.33% 0.0137 -0.1867)
OKLCH	oklch(47.33% 0.187 274.2)
XYZ	xyz(14.2317, 9.6523, 52.1416)
Luminance	0.0965 (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

#4148C2 #C2BB41

analogous

#4188C2 #4148C2 #7A41C2

triadic

#4148C2 #C24148 #48C241

tetradic

#4148C2 #C24188 #C2BB41 #41C27A

square

#4148C2 #C24188 #C2BB41 #41C27A

split-complementary

#4148C2 #C27A41 #88C241

monochromatic

#212567 #303696 #4148C2 #6F75D1 #9EA1E0

Accessibility & contrast

On white

7.17

#4148C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#4148C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4148C2

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148C2	#FFFFFF	#000000	##FFFFFF
##4148C2	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)

#005DC6

Deuteranopia (green-blind)

#0052C0

Tritanopia (blue-blind)

#00677E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4148c2;
/* rgb */ color: rgb(65, 72, 194);
/* oklch */ color: oklch(47.3% 0.187 274.2);

Tailwind

colors: {
  custom: {
    50: '#857bd5',
    500: '#4148c2',
    950: '#000000',
  },
}

SCSS

$custom: #4148c2;
$custom-light: #857bd5;
$custom-dark: #000000;

JSON

{
  "hex": "#4148c2",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 194
  },
  "hsl": {
    "h": 236.744,
    "s": 51.394,
    "l": 50.784
  },
  "oklch": {
    "l": 0.47334,
    "c": 0.18718,
    "h": 274.2
  },
  "luminance": 0.09654
}

Semantic roles & 50–950 ramp

primary

#4148C2

secondary

#CCC993

accent

#D34DDB

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4148C2

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

Preview Lab → · Contrast checker → · Palette generator →