#3D72BB#3D72BB

#3D72BB is a mid, vivid cyan. Relative luminance 0.166; OKLCH L 55.1% C 0.128 H 256.9°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#3D72BB
RGB	rgb(61, 114, 187)
HSL	hsl(215, 51%, 49%)
HSV	hsv(215, 67%, 73%)
CMYK	cmyk(67.4%, 39%, 0%, 26.7%)
CIE-LAB	lab(47.77, 6.34, -43.65)
CIE-LCH	lch(47.77, 44.11, 278.26°)
OKLab	oklab(55.13% -0.0289 -0.1242)
OKLCH	oklch(55.13% 0.128 256.9)
XYZ	xyz(16.9082, 16.6129, 49.3196)
Luminance	0.1661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D72BB #BB863D

analogous

#3DB1BB #3D72BB #473DBB

triadic

#3D72BB #BB3D72 #72BB3D

tetradic

#3D72BB #BB3DB1 #BB863D #3DBB47

square

#3D72BB #BB3DB1 #BB863D #3DBB47

split-complementary

#3D72BB #BB473D #B1BB3D

monochromatic

#1F3A5F #2E568D #3D72BB #6893CE #96B4DD

Accessibility & contrast

On white

4.86

#3D72BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#3D72BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D72BB

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D72BB	#FFFFFF	#000000	##FFFFFF
##3D72BB	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	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: #3d72bb;
/* rgb */ color: rgb(61, 114, 187);
/* oklch */ color: oklch(55.1% 0.128 256.9);

Tailwind

colors: {
  custom: {
    50: '#809ad0',
    500: '#3d72bb',
    950: '#000000',
  },
}

SCSS

$custom: #3d72bb;
$custom-light: #809ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d72bb",
  "rgb": {
    "r": 61,
    "g": 114,
    "b": 187
  },
  "hsl": {
    "h": 214.762,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55133,
    "c": 0.12757,
    "h": 256.9
  },
  "luminance": 0.16615
}

Semantic roles & 50–950 ramp

primary

#3D72BB

secondary

#C8AF8C

accent

#9F4EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3D72BB

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

Preview Lab → · Contrast checker → · Palette generator →