#3E73CC#3E73CC

#3E73CC is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.5% C 0.149 H 260.1°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3E73CC
RGB	rgb(62, 115, 204)
HSL	hsl(218, 58%, 52%)
HSV	hsv(218, 70%, 80%)
CMYK	cmyk(69.6%, 43.6%, 0%, 20%)
CIE-LAB	lab(49.06, 11.98, -51.36)
CIE-LCH	lch(49.06, 52.73, 283.14°)
OKLab	oklab(56.46% -0.0255 -0.1468)
OKLCH	oklch(56.46% 0.149 260.1)
XYZ	xyz(19.0125, 17.6433, 59.5185)
Luminance	0.1764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E73CC #CC973E

analogous

#3EBACC #3E73CC #503ECC

triadic

#3E73CC #CC3E73 #73CC3E

tetradic

#3E73CC #CC3EBA #CC973E #3ECC50

square

#3E73CC #CC3EBA #CC973E #3ECC50

split-complementary

#3E73CC #CC503E #BACC3E

monochromatic

#1E3D72 #2B57A2 #3E73CC #6E96D9 #9FB9E6

Accessibility & contrast

On white

4.64

#3E73CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#3E73CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E73CC

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E73CC	#FFFFFF	#000000	##FFFFFF
##3E73CC	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#487CCF

Deuteranopia (green-blind)

#2E6ECA

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3e73cc;
/* rgb */ color: rgb(62, 115, 204);
/* oklch */ color: oklch(56.5% 0.149 260.1);

Tailwind

colors: {
  custom: {
    50: '#839adc',
    500: '#3e73cc',
    950: '#000000',
  },
}

SCSS

$custom: #3e73cc;
$custom-light: #839adc;
$custom-dark: #000000;

JSON

{
  "hex": "#3e73cc",
  "rgb": {
    "r": 62,
    "g": 115,
    "b": 204
  },
  "hsl": {
    "h": 217.606,
    "s": 58.197,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56458,
    "c": 0.14904,
    "h": 260.1
  },
  "luminance": 0.17645
}

Semantic roles & 50–950 ramp

primary

#3E73CC

secondary

#D2BB94

accent

#A846E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E73CC

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

Preview Lab → · Contrast checker → · Palette generator →