#4148C7#4148C7

#4148C7 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.8% C 0.194 H 274.0°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#4148C7
RGB	rgb(65, 72, 199)
HSL	hsl(237, 54%, 52%)
HSV	hsv(237, 67%, 78%)
CMYK	cmyk(67.3%, 63.8%, 0%, 22%)
CIE-LAB	lab(37.63, 37.86, -66.96)
CIE-LCH	lch(37.63, 76.92, 299.48°)
OKLab	oklab(47.77% 0.0134 -0.1932)
OKLCH	oklch(47.77% 0.194 274)
XYZ	xyz(14.8027, 9.8807, 55.1488)
Luminance	0.0988 (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

#4148C7 #C7C041

analogous

#418BC7 #4148C7 #7D41C7

triadic

#4148C7 #C74148 #48C741

tetradic

#4148C7 #C7418B #C7C041 #41C77D

square

#4148C7 #C7418B #C7C041 #41C77D

split-complementary

#4148C7 #C77D41 #8BC741

monochromatic

#20246D #2E349D #4148C7 #7076D5 #A0A3E3

Accessibility & contrast

On white

7.06

#4148C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#4148C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4148C7

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148C7	#FFFFFF	#000000	##FFFFFF
##4148C7	1.00	7.06	2.98	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FCB

Deuteranopia (green-blind)

#0053C5

Tritanopia (blue-blind)

#006981

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4148c7;
/* rgb */ color: rgb(65, 72, 199);
/* oklch */ color: oklch(47.8% 0.194 274.0);

Tailwind

colors: {
  custom: {
    50: '#867bd9',
    500: '#4148c7',
    950: '#000000',
  },
}

SCSS

$custom: #4148c7;
$custom-light: #867bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#4148c7",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 199
  },
  "hsl": {
    "h": 236.866,
    "s": 54.472,
    "l": 51.765
  },
  "oklch": {
    "l": 0.47768,
    "c": 0.19369,
    "h": 274
  },
  "luminance": 0.09882
}

Semantic roles & 50–950 ramp

primary

#4148C7

secondary

#CFCC95

accent

#D64ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4148C7

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

Preview Lab → · Contrast checker → · Palette generator →