#3A73B2#3A73B2

#3A73B2 is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.7% C 0.116 H 252.7°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#3A73B2
RGB	rgb(58, 115, 178)
HSL	hsl(212, 51%, 46%)
HSV	hsv(212, 67%, 70%)
CMYK	cmyk(67.4%, 35.4%, 0%, 30.2%)
CIE-LAB	lab(47.46, 2.01, -38.93)
CIE-LCH	lch(47.46, 38.98, 272.96°)
OKLab	oklab(54.7% -0.0344 -0.1105)
OKLCH	oklch(54.7% 0.116 252.7)
XYZ	xyz(15.9086, 16.3737, 44.4329)
Luminance	0.1638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A73B2 #B2793A

analogous

#3AAFB2 #3A73B2 #3D3AB2

triadic

#3A73B2 #B23A73 #73B23A

tetradic

#3A73B2 #B23AAF #B2793A #3AB23D

square

#3A73B2 #B23AAF #B2793A #3AB23D

split-complementary

#3A73B2 #B23D3A #AFB23A

monochromatic

#1C3756 #2B5584 #3A73B2 #5F92CB #8DB1DA

Accessibility & contrast

On white

4.91

#3A73B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#3A73B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A73B2

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A73B2	#FFFFFF	#000000	##FFFFFF
##3A73B2	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5777B5

Deuteranopia (green-blind)

#466BB1

Tritanopia (blue-blind)

#00828A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3a73b2;
/* rgb */ color: rgb(58, 115, 178);
/* oklch */ color: oklch(54.7% 0.116 252.7);

Tailwind

colors: {
  custom: {
    50: '#7d9ac9',
    500: '#3a73b2',
    950: '#000000',
  },
}

SCSS

$custom: #3a73b2;
$custom-light: #7d9ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a73b2",
  "rgb": {
    "r": 58,
    "g": 115,
    "b": 178
  },
  "hsl": {
    "h": 211.5,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54703,
    "c": 0.11571,
    "h": 252.7
  },
  "luminance": 0.16375
}

Semantic roles & 50–950 ramp

primary

#3A73B2

secondary

#C4A683

accent

#974DDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A73B2

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

Preview Lab → · Contrast checker → · Palette generator →