#3A75BA#3A75BA

#3A75BA is a mid, vivid cyan. Relative luminance 0.172; OKLCH L 55.6% C 0.124 H 253.9°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3A75BA
RGB	rgb(58, 117, 186)
HSL	hsl(212, 52%, 48%)
HSV	hsv(212, 69%, 73%)
CMYK	cmyk(68.8%, 37.1%, 0%, 27.1%)
CIE-LAB	lab(48.47, 3.65, -41.97)
CIE-LCH	lch(48.47, 42.13, 274.96°)
OKLab	oklab(55.63% -0.0344 -0.1193)
OKLCH	oklch(55.63% 0.124 253.9)
XYZ	xyz(16.9659, 17.1655, 48.8640)
Luminance	0.1717 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A75BA #BA7F3A

analogous

#3AB5BA #3A75BA #3F3ABA

triadic

#3A75BA #BA3A75 #75BA3A

tetradic

#3A75BA #BA3AB5 #BA7F3A #3ABA3F

square

#3A75BA #BA3AB5 #BA7F3A #3ABA3F

split-complementary

#3A75BA #BA3F3A #B5BA3A

monochromatic

#1D3A5D #2B588B #3A75BA #6394CE #92B4DD

Accessibility & contrast

On white

4.74

#3A75BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#3A75BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A75BA

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A75BA	#FFFFFF	#000000	##FFFFFF
##3A75BA	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABD

Deuteranopia (green-blind)

#436EB9

Tritanopia (blue-blind)

#00858E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3a75ba;
/* rgb */ color: rgb(58, 117, 186);
/* oklch */ color: oklch(55.6% 0.124 253.9);

Tailwind

colors: {
  custom: {
    50: '#7e9ccf',
    500: '#3a75ba',
    950: '#000000',
  },
}

SCSS

$custom: #3a75ba;
$custom-light: #7e9ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a75ba",
  "rgb": {
    "r": 58,
    "g": 117,
    "b": 186
  },
  "hsl": {
    "h": 212.344,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.55627,
    "c": 0.12418,
    "h": 253.9
  },
  "luminance": 0.17167
}

Semantic roles & 50–950 ramp

primary

#3A75BA

secondary

#C8AA88

accent

#9A4CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3A75BA

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

Preview Lab → · Contrast checker → · Palette generator →