#3E4FCB#3E4FCB

#3E4FCB is a mid, vivid blue. Relative luminance 0.109; OKLCH L 49.2% C 0.191 H 271.4°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#3E4FCB
RGB	rgb(62, 79, 203)
HSL	hsl(233, 58%, 52%)
HSV	hsv(233, 69%, 80%)
CMYK	cmyk(69.5%, 61.1%, 0%, 20.4%)
CIE-LAB	lab(39.46, 34.48, -66.30)
CIE-LCH	lch(39.46, 74.73, 297.47°)
OKLab	oklab(49.17% 0.0047 -0.1913)
OKLCH	oklch(49.17% 0.191 271.4)
XYZ	xyz(15.5584, 10.9264, 57.7774)
Luminance	0.1093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E4FCB #CBBA3E

analogous

#3E96CB #3E4FCB #743ECB

triadic

#3E4FCB #CB3E4F #4FCB3E

tetradic

#3E4FCB #CB3E96 #CBBA3E #3ECB74

square

#3E4FCB #CB3E96 #CBBA3E #3ECB74

split-complementary

#3E4FCB #CB743E #96CB3E

monochromatic

#1E2870 #2B39A1 #3E4FCB #6E7BD8 #9EA7E5

Accessibility & contrast

On white

6.59

#3E4FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3E4FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E4FCB

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E4FCB	#FFFFFF	#000000	##FFFFFF
##3E4FCB	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CF

Deuteranopia (green-blind)

#0057C9

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3e4fcb;
/* rgb */ color: rgb(62, 79, 203);
/* oklch */ color: oklch(49.2% 0.191 271.4);

Tailwind

colors: {
  custom: {
    50: '#8580dc',
    500: '#3e4fcb',
    950: '#000000',
  },
}

SCSS

$custom: #3e4fcb;
$custom-light: #8580dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3e4fcb",
  "rgb": {
    "r": 62,
    "g": 79,
    "b": 203
  },
  "hsl": {
    "h": 232.766,
    "s": 57.551,
    "l": 51.961
  },
  "oklch": {
    "l": 0.49168,
    "c": 0.19138,
    "h": 271.4
  },
  "luminance": 0.10928
}

Semantic roles & 50–950 ramp

primary

#3E4FCB

secondary

#D1CA94

accent

#CE47E1

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3E4FCB

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

Preview Lab → · Contrast checker → · Palette generator →