#3E73CF#3E73CF

#3E73CF is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.7% C 0.153 H 260.6°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#3E73CF
RGB	rgb(62, 115, 207)
HSL	hsl(218, 60%, 53%)
HSV	hsv(218, 70%, 81%)
CMYK	cmyk(70%, 44.4%, 0%, 18.8%)
CIE-LAB	lab(49.24, 13.07, -52.78)
CIE-LCH	lch(49.24, 54.38, 283.91°)
OKLab	oklab(56.65% -0.025 -0.151)
OKLCH	oklch(56.65% 0.153 260.6)
XYZ	xyz(19.3758, 17.7886, 61.4318)
Luminance	0.1779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E73CF #CF9A3E

analogous

#3EBBCF #3E73CF #513ECF

triadic

#3E73CF #CF3E73 #73CF3E

tetradic

#3E73CF #CF3EBB #CF9A3E #3ECF51

square

#3E73CF #CF3EBB #CF9A3E #3ECF51

split-complementary

#3E73CF #CF513E #BBCF3E

monochromatic

#1D3D75 #2957A6 #3E73CF #6F97DB #A0BAE7

Accessibility & contrast

On white

4.61

#3E73CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#3E73CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E73CF

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E73CF	#FFFFFF	#000000	##FFFFFF
##3E73CF	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#457CD3

Deuteranopia (green-blind)

#2A6FCD

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3e73cf;
/* rgb */ color: rgb(62, 115, 207);
/* oklch */ color: oklch(56.7% 0.153 260.6);

Tailwind

colors: {
  custom: {
    50: '#849ade',
    500: '#3e73cf',
    950: '#000000',
  },
}

SCSS

$custom: #3e73cf;
$custom-light: #849ade;
$custom-dark: #000000;

JSON

{
  "hex": "#3e73cf",
  "rgb": {
    "r": 62,
    "g": 115,
    "b": 207
  },
  "hsl": {
    "h": 218.069,
    "s": 60.166,
    "l": 52.745
  },
  "oklch": {
    "l": 0.56653,
    "c": 0.15308,
    "h": 260.6
  },
  "luminance": 0.17791
}

Semantic roles & 50–950 ramp

primary

#3E73CF

secondary

#D4BD95

accent

#A944E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E73CF

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

Preview Lab → · Contrast checker → · Palette generator →