#3D73B2#3D73B2

#3D73B2 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.8% C 0.114 H 253.7°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3D73B2
RGB	rgb(61, 115, 178)
HSL	hsl(212, 49%, 47%)
HSV	hsv(212, 66%, 70%)
CMYK	cmyk(65.7%, 35.4%, 0%, 30.2%)
CIE-LAB	lab(47.58, 2.53, -38.73)
CIE-LCH	lch(47.58, 38.82, 273.74°)
OKLab	oklab(54.83% -0.0322 -0.1099)
OKLCH	oklch(54.83% 0.114 253.7)
XYZ	xyz(16.0882, 16.4663, 44.4413)
Luminance	0.1647 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D73B2 #B27C3D

analogous

#3DAEB2 #3D73B2 #423DB2

triadic

#3D73B2 #B23D73 #73B23D

tetradic

#3D73B2 #B23DAE #B27C3D #3DB242

square

#3D73B2 #B23DAE #B27C3D #3DB242

split-complementary

#3D73B2 #B2423D #AEB23D

monochromatic

#1E3857 #2D5684 #3D73B2 #6392C9 #90B2D9

Accessibility & contrast

On white

4.89

#3D73B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#3D73B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D73B2

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D73B2	#FFFFFF	#000000	##FFFFFF
##3D73B2	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5777B5

Deuteranopia (green-blind)

#476CB1

Tritanopia (blue-blind)

#00828A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3d73b2;
/* rgb */ color: rgb(61, 115, 178);
/* oklch */ color: oklch(54.8% 0.114 253.7);

Tailwind

colors: {
  custom: {
    50: '#7e9ac9',
    500: '#3d73b2',
    950: '#000000',
  },
}

SCSS

$custom: #3d73b2;
$custom-light: #7e9ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d73b2",
  "rgb": {
    "r": 61,
    "g": 115,
    "b": 178
  },
  "hsl": {
    "h": 212.308,
    "s": 48.954,
    "l": 46.863
  },
  "oklch": {
    "l": 0.5483,
    "c": 0.11447,
    "h": 253.7
  },
  "luminance": 0.16468
}

Semantic roles & 50–950 ramp

primary

#3D73B2

secondary

#C4A887

accent

#994FD9

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3D73B2

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

Preview Lab → · Contrast checker → · Palette generator →