#4148C5#4148C5

#4148C5 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.6% C 0.191 H 274.0°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#4148C5
RGB	rgb(65, 72, 197)
HSL	hsl(237, 53%, 51%)
HSV	hsv(237, 67%, 77%)
CMYK	cmyk(67%, 63.5%, 0%, 22.7%)
CIE-LAB	lab(37.46, 37.18, -66.07)
CIE-LCH	lch(37.46, 75.81, 299.36°)
OKLab	oklab(47.59% 0.0135 -0.1906)
OKLCH	oklch(47.59% 0.191 274)
XYZ	xyz(14.5720, 9.7884, 53.9339)
Luminance	0.0979 (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

#4148C5 #C5BE41

analogous

#418AC5 #4148C5 #7C41C5

triadic

#4148C5 #C54148 #48C541

tetradic

#4148C5 #C5418A #C5BE41 #41C57C

square

#4148C5 #C5418A #C5BE41 #41C57C

split-complementary

#4148C5 #C57C41 #8AC541

monochromatic

#21256B #2F359A #4148C5 #7075D3 #9FA2E2

Accessibility & contrast

On white

7.10

#4148C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#4148C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4148C5

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148C5	#FFFFFF	#000000	##FFFFFF
##4148C5	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EC9

Deuteranopia (green-blind)

#0052C3

Tritanopia (blue-blind)

#006880

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4148c5;
/* rgb */ color: rgb(65, 72, 197);
/* oklch */ color: oklch(47.6% 0.191 274.0);

Tailwind

colors: {
  custom: {
    50: '#867bd8',
    500: '#4148c5',
    950: '#000000',
  },
}

SCSS

$custom: #4148c5;
$custom-light: #867bd8;
$custom-dark: #000000;

JSON

{
  "hex": "#4148c5",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 197
  },
  "hsl": {
    "h": 236.818,
    "s": 53.226,
    "l": 51.373
  },
  "oklch": {
    "l": 0.47594,
    "c": 0.1911,
    "h": 274
  },
  "luminance": 0.0979
}

Semantic roles & 50–950 ramp

primary

#4148C5

secondary

#CECB94

accent

#D54BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #4148C5

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

Preview Lab → · Contrast checker → · Palette generator →