#3A73BD#3A73BD

#3A73BD is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.4% C 0.130 H 255.9°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3A73BD
RGB	rgb(58, 115, 189)
HSL	hsl(214, 53%, 48%)
HSV	hsv(214, 69%, 74%)
CMYK	cmyk(69.3%, 39.2%, 0%, 25.9%)
CIE-LAB	lab(48.05, 5.96, -44.37)
CIE-LCH	lch(48.05, 44.77, 277.65°)
OKLab	oklab(55.35% -0.0317 -0.1264)
OKLCH	oklch(55.35% 0.13 255.9)
XYZ	xyz(17.0576, 16.8333, 50.4844)
Luminance	0.1683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A73BD #BD843A

analogous

#3AB4BD #3A73BD #423ABD

triadic

#3A73BD #BD3A73 #73BD3A

tetradic

#3A73BD #BD3AB4 #BD843A #3ABD42

square

#3A73BD #BD3AB4 #BD843A #3ABD42

split-complementary

#3A73BD #BD423A #B4BD3A

monochromatic

#1D3A5F #2C578E #3A73BD #6593D0 #93B4DE

Accessibility & contrast

On white

4.81

#3A73BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3A73BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A73BD

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A73BD	#FFFFFF	#000000	##FFFFFF
##3A73BD	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5179C0

Deuteranopia (green-blind)

#3D6CBC

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a73bd;
/* rgb */ color: rgb(58, 115, 189);
/* oklch */ color: oklch(55.4% 0.130 255.9);

Tailwind

colors: {
  custom: {
    50: '#7f9ad1',
    500: '#3a73bd',
    950: '#000000',
  },
}

SCSS

$custom: #3a73bd;
$custom-light: #7f9ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a73bd",
  "rgb": {
    "r": 58,
    "g": 115,
    "b": 189
  },
  "hsl": {
    "h": 213.893,
    "s": 53.036,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55354,
    "c": 0.13029,
    "h": 255.9
  },
  "luminance": 0.16835
}

Semantic roles & 50–950 ramp

primary

#3A73BD

secondary

#C9AE8A

accent

#9D4BDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3A73BD

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

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