#4137C0#4137C0

#4137C0 is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.4% C 0.204 H 277.4°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#4137C0
RGB	rgb(65, 55, 192)
HSL	hsl(244, 55%, 48%)
HSV	hsv(244, 71%, 75%)
CMYK	cmyk(66.1%, 71.4%, 0%, 24.7%)
CIE-LAB	lab(33.27, 45.64, -70.02)
CIE-LCH	lch(33.27, 83.58, 303.10°)
OKLab	oklab(44.42% 0.0261 -0.2022)
OKLCH	oklch(44.42% 0.204 277.4)
XYZ	xyz(13.0575, 7.6609, 50.6495)
Luminance	0.0766 (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

#4137C0 #B6C037

analogous

#3771C0 #4137C0 #8637C0

triadic

#4137C0 #C04137 #37C041

tetradic

#4137C0 #C03771 #B6C037 #37C086

square

#4137C0 #C03771 #B6C037 #37C086

split-complementary

#4137C0 #C08637 #71C037

monochromatic

#211C61 #312990 #4137C0 #6A62D2 #9792E0

Accessibility & contrast

On white

8.29

#4137C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4137C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4137C0

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4137C0	#FFFFFF	#000000	##FFFFFF
##4137C0	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C4

Deuteranopia (green-blind)

#0048BD

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4137c0;
/* rgb */ color: rgb(65, 55, 192);
/* oklch */ color: oklch(44.4% 0.204 277.4);

Tailwind

colors: {
  custom: {
    50: '#8670d4',
    500: '#4137c0',
    950: '#000000',
  },
}

SCSS

$custom: #4137c0;
$custom-light: #8670d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4137c0",
  "rgb": {
    "r": 65,
    "g": 55,
    "b": 192
  },
  "hsl": {
    "h": 244.38,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44423,
    "c": 0.20389,
    "h": 277.4
  },
  "luminance": 0.07662
}

Semantic roles & 50–950 ramp

primary

#4137C0

secondary

#C6CB88

accent

#DF49D4

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4137C0

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

Preview Lab → · Contrast checker → · Palette generator →