#3B72BB#3B72BB

#3B72BB is a mid, vivid cyan. Relative luminance 0.166; OKLCH L 55.0% C 0.128 H 256.3°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3B72BB
RGB	rgb(59, 114, 187)
HSL	hsl(214, 52%, 48%)
HSV	hsv(214, 68%, 73%)
CMYK	cmyk(68.4%, 39%, 0%, 26.7%)
CIE-LAB	lab(47.69, 6.01, -43.78)
CIE-LCH	lch(47.69, 44.19, 277.82°)
OKLab	oklab(55.05% -0.0304 -0.1247)
OKLCH	oklch(55.05% 0.128 256.3)
XYZ	xyz(16.7873, 16.5506, 49.3139)
Luminance	0.1655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B72BB #BB843B

analogous

#3BB2BB #3B72BB #443BBB

triadic

#3B72BB #BB3B72 #72BB3B

tetradic

#3B72BB #BB3BB2 #BB843B #3BBB44

square

#3B72BB #BB3BB2 #BB843B #3BBB44

split-complementary

#3B72BB #BB443B #B2BB3B

monochromatic

#1E395E #2C568C #3B72BB #6592CE #93B3DD

Accessibility & contrast

On white

4.87

#3B72BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#3B72BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B72BB

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B72BB	#FFFFFF	#000000	##FFFFFF
##3B72BB	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BE

Deuteranopia (green-blind)

#3E6CBA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3b72bb;
/* rgb */ color: rgb(59, 114, 187);
/* oklch */ color: oklch(55.0% 0.128 256.3);

Tailwind

colors: {
  custom: {
    50: '#7f9ad0',
    500: '#3b72bb',
    950: '#000000',
  },
}

SCSS

$custom: #3b72bb;
$custom-light: #7f9ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b72bb",
  "rgb": {
    "r": 59,
    "g": 114,
    "b": 187
  },
  "hsl": {
    "h": 214.219,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55048,
    "c": 0.12833,
    "h": 256.3
  },
  "luminance": 0.16552
}

Semantic roles & 50–950 ramp

primary

#3B72BB

secondary

#C8AD8A

accent

#9E4CDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3B72BB

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

Preview Lab → · Contrast checker → · Palette generator →