#4138DA#4138DA

#4138DA is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 47.1% C 0.234 H 275.1°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#4138DA
RGB	rgb(65, 56, 218)
HSL	hsl(243, 69%, 54%)
HSV	hsv(243, 74%, 85%)
CMYK	cmyk(70.2%, 74.3%, 0%, 14.5%)
CIE-LAB	lab(36.01, 53.30, -80.61)
CIE-LCH	lch(36.01, 96.64, 303.47°)
OKLab	oklab(47.13% 0.0206 -0.2331)
OKLCH	oklch(47.13% 0.234 275.1)
XYZ	xyz(16.2449, 9.0126, 67.1996)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.67

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4138DA #D1DA38

analogous

#3880DA #4138DA #9238DA

triadic

#4138DA #DA4138 #38DA41

tetradic

#4138DA #DA3880 #D1DA38 #38DA92

square

#4138DA #DA3880 #D1DA38 #38DA92

split-complementary

#4138DA #DA9238 #80DA38

monochromatic

#1E1880 #2921B3 #4138DA #726CE4 #A49FED

Accessibility & contrast

On white

7.49

#4138DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#4138DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4138DA

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4138DA	#FFFFFF	#000000	##FFFFFF
##4138DA	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CDF

Deuteranopia (green-blind)

#004DD7

Tritanopia (blue-blind)

#006787

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4138da;
/* rgb */ color: rgb(65, 56, 218);
/* oklch */ color: oklch(47.1% 0.234 275.1);

Tailwind

colors: {
  custom: {
    50: '#8b71e7',
    500: '#4138da',
    950: '#000000',
  },
}

SCSS

$custom: #4138da;
$custom-light: #8b71e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4138da",
  "rgb": {
    "r": 65,
    "g": 56,
    "b": 218
  },
  "hsl": {
    "h": 243.333,
    "s": 68.644,
    "l": 53.725
  },
  "oklch": {
    "l": 0.47134,
    "c": 0.234,
    "h": 275.1
  },
  "luminance": 0.09014
}

Semantic roles & 50–950 ramp

primary

#4138DA

secondary

#D6DA94

accent

#EB3CE2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4138DA

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

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