#3B73BD#3B73BD

#3B73BD is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.4% C 0.130 H 256.2°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3B73BD
RGB	rgb(59, 115, 189)
HSL	hsl(214, 52%, 49%)
HSV	hsv(214, 69%, 74%)
CMYK	cmyk(68.8%, 39.2%, 0%, 25.9%)
CIE-LAB	lab(48.09, 6.11, -44.30)
CIE-LCH	lch(48.09, 44.72, 277.86°)
OKLab	oklab(55.4% -0.0309 -0.1262)
OKLCH	oklch(55.4% 0.13 256.2)
XYZ	xyz(17.1163, 16.8636, 50.4872)
Luminance	0.1686 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B73BD #BD853B

analogous

#3BB4BD #3B73BD #443BBD

triadic

#3B73BD #BD3B73 #73BD3B

tetradic

#3B73BD #BD3BB4 #BD853B #3BBD44

square

#3B73BD #BD3BB4 #BD853B #3BBD44

split-complementary

#3B73BD #BD443B #B4BD3B

monochromatic

#1E3A60 #2C578E #3B73BD #6693CF #95B4DE

Accessibility & contrast

On white

4.80

#3B73BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3B73BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B73BD

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B73BD	#FFFFFF	#000000	##FFFFFF
##3B73BD	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5179C0

Deuteranopia (green-blind)

#3E6DBB

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3b73bd;
/* rgb */ color: rgb(59, 115, 189);
/* oklch */ color: oklch(55.4% 0.130 256.2);

Tailwind

colors: {
  custom: {
    50: '#7f9ad1',
    500: '#3b73bd',
    950: '#000000',
  },
}

SCSS

$custom: #3b73bd;
$custom-light: #7f9ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b73bd",
  "rgb": {
    "r": 59,
    "g": 115,
    "b": 189
  },
  "hsl": {
    "h": 214.154,
    "s": 52.419,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55395,
    "c": 0.12992,
    "h": 256.2
  },
  "luminance": 0.16865
}

Semantic roles & 50–950 ramp

primary

#3B73BD

secondary

#C9AE8B

accent

#9E4CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3B73BD

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

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