#3E75CC#3E75CC

#3E75CC is a mid, vivid blue. Relative luminance 0.181; OKLCH L 56.9% C 0.147 H 259.2°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3E75CC
RGB	rgb(62, 117, 204)
HSL	hsl(217, 58%, 52%)
HSV	hsv(217, 70%, 80%)
CMYK	cmyk(69.6%, 42.6%, 0%, 20%)
CIE-LAB	lab(49.62, 10.74, -50.46)
CIE-LCH	lch(49.62, 51.59, 282.02°)
OKLab	oklab(56.89% -0.0274 -0.1442)
OKLCH	oklch(56.89% 0.147 259.2)
XYZ	xyz(19.2431, 18.1043, 59.5954)
Luminance	0.1811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E75CC #CC953E

analogous

#3EBCCC #3E75CC #4E3ECC

triadic

#3E75CC #CC3E75 #75CC3E

tetradic

#3E75CC #CC3EBC #CC953E #3ECC4E

square

#3E75CC #CC3EBC #CC953E #3ECC4E

split-complementary

#3E75CC #CC4E3E #BCCC3E

monochromatic

#1E3E72 #2B59A2 #3E75CC #6E98D9 #9FBAE6

Accessibility & contrast

On white

4.54

#3E75CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#3E75CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E75CC

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E75CC	#FFFFFF	#000000	##000000
##3E75CC	1.00	4.54	4.62	4.62
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7DCF

Deuteranopia (green-blind)

#3370CA

Tritanopia (blue-blind)

#008996

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3e75cc;
/* rgb */ color: rgb(62, 117, 204);
/* oklch */ color: oklch(56.9% 0.147 259.2);

Tailwind

colors: {
  custom: {
    50: '#839cdc',
    500: '#3e75cc',
    950: '#000000',
  },
}

SCSS

$custom: #3e75cc;
$custom-light: #839cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3e75cc",
  "rgb": {
    "r": 62,
    "g": 117,
    "b": 204
  },
  "hsl": {
    "h": 216.761,
    "s": 58.197,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56893,
    "c": 0.14674,
    "h": 259.2
  },
  "luminance": 0.18106
}

Semantic roles & 50–950 ramp

primary

#3E75CC

secondary

#D2BA94

accent

#A546E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E75CC

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

Preview Lab → · Contrast checker → · Palette generator →