#3E57CA#3E57CA

#3E57CA is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.6% C 0.180 H 269.5°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#3E57CA
RGB	rgb(62, 87, 202)
HSL	hsl(229, 57%, 52%)
HSV	hsv(229, 69%, 79%)
CMYK	cmyk(69.3%, 56.9%, 0%, 20.8%)
CIE-LAB	lab(41.38, 29.05, -62.59)
CIE-LCH	lch(41.38, 69.01, 294.90°)
OKLab	oklab(50.57% -0.0014 -0.1803)
OKLCH	oklch(50.57% 0.18 269.5)
XYZ	xyz(16.0518, 12.1032, 57.3559)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E57CA #CAB13E

analogous

#3E9DCA #3E57CA #6B3ECA

triadic

#3E57CA #CA3E57 #57CA3E

tetradic

#3E57CA #CA3E9D #CAB13E #3ECA6B

square

#3E57CA #CA3E9D #CAB13E #3ECA6B

split-complementary

#3E57CA #CA6B3E #9DCA3E

monochromatic

#1F2D6F #2C409F #3E57CA #6E81D7 #9EABE4

Accessibility & contrast

On white

6.14

#3E57CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#3E57CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E57CA

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E57CA	#FFFFFF	#000000	##FFFFFF
##3E57CA	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CE

Deuteranopia (green-blind)

#005BC8

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3e57ca;
/* rgb */ color: rgb(62, 87, 202);
/* oklch */ color: oklch(50.6% 0.180 269.5);

Tailwind

colors: {
  custom: {
    50: '#8486db',
    500: '#3e57ca',
    950: '#000000',
  },
}

SCSS

$custom: #3e57ca;
$custom-light: #8486db;
$custom-dark: #000000;

JSON

{
  "hex": "#3e57ca",
  "rgb": {
    "r": 62,
    "g": 87,
    "b": 202
  },
  "hsl": {
    "h": 229.286,
    "s": 56.911,
    "l": 51.765
  },
  "oklch": {
    "l": 0.50574,
    "c": 0.18033,
    "h": 269.5
  },
  "luminance": 0.12105
}

Semantic roles & 50–950 ramp

primary

#3E57CA

secondary

#D1C693

accent

#C548E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3E57CA

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

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