#3A72BB#3A72BB

#3A72BB is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 55.0% C 0.129 H 256.0°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3A72BB
RGB	rgb(58, 114, 187)
HSL	hsl(214, 53%, 48%)
HSV	hsv(214, 69%, 73%)
CMYK	cmyk(69%, 39%, 0%, 26.7%)
CIE-LAB	lab(47.65, 5.85, -43.85)
CIE-LCH	lch(47.65, 44.24, 277.60°)
OKLab	oklab(55.01% -0.0312 -0.1249)
OKLCH	oklch(55.01% 0.129 256)
XYZ	xyz(16.7286, 16.5203, 49.3112)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A72BB #BB833A

analogous

#3AB3BB #3A72BB #423ABB

triadic

#3A72BB #BB3A72 #72BB3A

tetradic

#3A72BB #BB3AB3 #BB833A #3ABB42

square

#3A72BB #BB3AB3 #BB833A #3ABB42

split-complementary

#3A72BB #BB423A #B3BB3A

monochromatic

#1D395E #2C568C #3A72BB #6392CF #92B3DD

Accessibility & contrast

On white

4.88

#3A72BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3A72BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A72BB

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A72BB	#FFFFFF	#000000	##FFFFFF
##3A72BB	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BE

Deuteranopia (green-blind)

#3D6CBA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3a72bb;
/* rgb */ color: rgb(58, 114, 187);
/* oklch */ color: oklch(55.0% 0.129 256.0);

Tailwind

colors: {
  custom: {
    50: '#7f9ad0',
    500: '#3a72bb',
    950: '#000000',
  },
}

SCSS

$custom: #3a72bb;
$custom-light: #7f9ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a72bb",
  "rgb": {
    "r": 58,
    "g": 114,
    "b": 187
  },
  "hsl": {
    "h": 213.953,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.55007,
    "c": 0.1287,
    "h": 256
  },
  "luminance": 0.16522
}

Semantic roles & 50–950 ramp

primary

#3A72BB

secondary

#C8AD88

accent

#9D4CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3A72BB

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

Preview Lab → · Contrast checker → · Palette generator →