#4137DA#4137DA

#4137DA is a mid, highly saturated blue. Relative luminance 0.089; OKLCH L 47.0% C 0.235 H 275.2°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#4137DA
RGB	rgb(65, 55, 218)
HSL	hsl(244, 69%, 54%)
HSV	hsv(244, 75%, 85%)
CMYK	cmyk(70.2%, 74.8%, 0%, 14.5%)
CIE-LAB	lab(35.82, 53.83, -80.92)
CIE-LCH	lch(35.82, 97.19, 303.63°)
OKLab	oklab(47% 0.0211 -0.234)
OKLCH	oklch(47% 0.235 275.2)
XYZ	xyz(16.1969, 8.9166, 67.1836)
Luminance	0.0892 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.66

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4137DA #D0DA37

analogous

#377EDA #4137DA #9237DA

triadic

#4137DA #DA4137 #37DA41

tetradic

#4137DA #DA377E #D0DA37 #37DA92

square

#4137DA #DA377E #D0DA37 #37DA92

split-complementary

#4137DA #DA9237 #7EDA37

monochromatic

#1E187F #2A21B3 #4137DA #726BE4 #A39EED

Accessibility & contrast

On white

7.54

#4137DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#4137DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4137DA

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4137DA	#FFFFFF	#000000	##FFFFFF
##4137DA	1.00	7.54	2.78	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BDF

Deuteranopia (green-blind)

#004DD7

Tritanopia (blue-blind)

#006786

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4137da;
/* rgb */ color: rgb(65, 55, 218);
/* oklch */ color: oklch(47.0% 0.235 275.2);

Tailwind

colors: {
  custom: {
    50: '#8b71e7',
    500: '#4137da',
    950: '#000000',
  },
}

SCSS

$custom: #4137da;
$custom-light: #8b71e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4137da",
  "rgb": {
    "r": 65,
    "g": 55,
    "b": 218
  },
  "hsl": {
    "h": 243.681,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47004,
    "c": 0.23493,
    "h": 275.2
  },
  "luminance": 0.08918
}

Semantic roles & 50–950 ramp

primary

#4137DA

secondary

#D5D993

accent

#EC3CE1

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4137DA

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

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