#4137C8#4137C8

#4137C8 is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 45.2% C 0.214 H 276.6°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#4137C8
RGB	rgb(65, 55, 200)
HSL	hsl(244, 57%, 50%)
HSV	hsv(244, 73%, 78%)
CMYK	cmyk(67.5%, 72.5%, 0%, 21.6%)
CIE-LAB	lab(34.04, 48.19, -73.44)
CIE-LCH	lch(34.04, 87.84, 303.27°)
OKLab	oklab(45.2% 0.0246 -0.2122)
OKLCH	oklch(45.2% 0.214 276.6)
XYZ	xyz(13.9681, 8.0251, 55.4453)
Luminance	0.0803 (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

#4137C8 #BEC837

analogous

#3775C8 #4137C8 #8A37C8

triadic

#4137C8 #C84137 #37C841

tetradic

#4137C8 #C83775 #BEC837 #37C88A

square

#4137C8 #C83775 #BEC837 #37C88A

split-complementary

#4137C8 #C88A37 #75C837

monochromatic

#221D68 #312A98 #4137C8 #6F67D5 #9C97E2

Accessibility & contrast

On white

8.06

#4137C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#4137C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4137C8

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4137C8	#FFFFFF	#000000	##FFFFFF
##4137C8	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CC

Deuteranopia (green-blind)

#004AC5

Tritanopia (blue-blind)

#00607C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4137c8;
/* rgb */ color: rgb(65, 55, 200);
/* oklch */ color: oklch(45.2% 0.214 276.6);

Tailwind

colors: {
  custom: {
    50: '#8870da',
    500: '#4137c8',
    950: '#000000',
  },
}

SCSS

$custom: #4137c8;
$custom-light: #8870da;
$custom-dark: #000000;

JSON

{
  "hex": "#4137c8",
  "rgb": {
    "r": 65,
    "g": 55,
    "b": 200
  },
  "hsl": {
    "h": 244.138,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.45203,
    "c": 0.21362,
    "h": 276.6
  },
  "luminance": 0.08026
}

Semantic roles & 50–950 ramp

primary

#4137C8

secondary

#C9CE8D

accent

#E048D6

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #4137C8

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

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