#3E4ECB#3E4ECB

#3E4ECB is a mid, vivid blue. Relative luminance 0.108; OKLCH L 49.0% C 0.193 H 271.6°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3E4ECB
RGB	rgb(62, 78, 203)
HSL	hsl(233, 58%, 52%)
HSV	hsv(233, 69%, 80%)
CMYK	cmyk(69.5%, 61.6%, 0%, 20.4%)
CIE-LAB	lab(39.21, 35.11, -66.70)
CIE-LCH	lch(39.21, 75.38, 297.76°)
OKLab	oklab(48.99% 0.0055 -0.1925)
OKLCH	oklch(48.99% 0.193 271.6)
XYZ	xyz(15.4868, 10.7832, 57.7535)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E4ECB #CBBB3E

analogous

#3E95CB #3E4ECB #743ECB

triadic

#3E4ECB #CB3E4E #4ECB3E

tetradic

#3E4ECB #CB3E95 #CBBB3E #3ECB74

square

#3E4ECB #CB3E95 #CBBB3E #3ECB74

split-complementary

#3E4ECB #CB743E #95CB3E

monochromatic

#1E2870 #2B39A1 #3E4ECB #6E7AD8 #9EA6E5

Accessibility & contrast

On white

6.65

#3E4ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3E4ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E4ECB

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E4ECB	#FFFFFF	#000000	##FFFFFF
##3E4ECB	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CF

Deuteranopia (green-blind)

#0056C9

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3e4ecb;
/* rgb */ color: rgb(62, 78, 203);
/* oklch */ color: oklch(49.0% 0.193 271.6);

Tailwind

colors: {
  custom: {
    50: '#857fdc',
    500: '#3e4ecb',
    950: '#000000',
  },
}

SCSS

$custom: #3e4ecb;
$custom-light: #857fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3e4ecb",
  "rgb": {
    "r": 62,
    "g": 78,
    "b": 203
  },
  "hsl": {
    "h": 233.191,
    "s": 57.551,
    "l": 51.961
  },
  "oklch": {
    "l": 0.48989,
    "c": 0.19257,
    "h": 271.6
  },
  "luminance": 0.10785
}

Semantic roles & 50–950 ramp

primary

#3E4ECB

secondary

#D1CA94

accent

#CF47E1

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3E4ECB

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

Preview Lab → · Contrast checker → · Palette generator →