#3E5BCC#3E5BCC

#3E5BCC is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.5% C 0.178 H 268.5°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#3E5BCC
RGB	rgb(62, 91, 204)
HSL	hsl(228, 58%, 52%)
HSV	hsv(228, 70%, 80%)
CMYK	cmyk(69.6%, 55.4%, 0%, 20%)
CIE-LAB	lab(42.56, 27.21, -61.83)
CIE-LCH	lch(42.56, 67.56, 293.75°)
OKLab	oklab(51.5% -0.0046 -0.178)
OKLCH	oklch(51.5% 0.178 268.5)
XYZ	xyz(16.6230, 12.8643, 58.7220)
Luminance	0.1287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E5BCC #CCAF3E

analogous

#3EA2CC #3E5BCC #683ECC

triadic

#3E5BCC #CC3E5B #5BCC3E

tetradic

#3E5BCC #CC3EA2 #CCAF3E #3ECC68

square

#3E5BCC #CC3EA2 #CCAF3E #3ECC68

split-complementary

#3E5BCC #CC683E #A2CC3E

monochromatic

#1E2F72 #2B43A2 #3E5BCC #6E84D9 #9FADE6

Accessibility & contrast

On white

5.88

#3E5BCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#3E5BCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E5BCC

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E5BCC	#FFFFFF	#000000	##FFFFFF
##3E5BCC	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD0

Deuteranopia (green-blind)

#005ECA

Tritanopia (blue-blind)

#00768A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3e5bcc;
/* rgb */ color: rgb(62, 91, 204);
/* oklch */ color: oklch(51.5% 0.178 268.5);

Tailwind

colors: {
  custom: {
    50: '#8489dc',
    500: '#3e5bcc',
    950: '#000000',
  },
}

SCSS

$custom: #3e5bcc;
$custom-light: #8489dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3e5bcc",
  "rgb": {
    "r": 62,
    "g": 91,
    "b": 204
  },
  "hsl": {
    "h": 227.746,
    "s": 58.197,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51503,
    "c": 0.1781,
    "h": 268.5
  },
  "luminance": 0.12866
}

Semantic roles & 50–950 ramp

primary

#3E5BCC

secondary

#D2C594

accent

#C246E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3E5BCC

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

Preview Lab → · Contrast checker → · Palette generator →