#3A5CBA#3A5CBA

#3A5CBA is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.153 H 266.1°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#3A5CBA
RGB	rgb(58, 92, 186)
HSL	hsl(224, 52%, 48%)
HSV	hsv(224, 69%, 73%)
CMYK	cmyk(68.8%, 50.5%, 0%, 27.1%)
CIE-LAB	lab(41.37, 19.46, -53.32)
CIE-LCH	lch(41.37, 56.76, 290.05°)
OKLab	oklab(50.15% -0.0106 -0.1531)
OKLCH	oklch(50.15% 0.153 266.1)
XYZ	xyz(14.4319, 12.0976, 48.0193)
Luminance	0.1210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5CBA #BA983A

analogous

#3A9CBA #3A5CBA #583ABA

triadic

#3A5CBA #BA3A5C #5CBA3A

tetradic

#3A5CBA #BA3A9C #BA983A #3ABA58

square

#3A5CBA #BA3A9C #BA983A #3ABA58

split-complementary

#3A5CBA #BA583A #9CBA3A

monochromatic

#1D2E5D #2B458B #3A5CBA #637FCE #92A6DD

Accessibility & contrast

On white

6.14

#3A5CBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#3A5CBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5CBA

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5CBA	#FFFFFF	#000000	##FFFFFF
##3A5CBA	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2568BD

Deuteranopia (green-blind)

#005CB8

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3a5cba;
/* rgb */ color: rgb(58, 92, 186);
/* oklch */ color: oklch(50.2% 0.153 266.1);

Tailwind

colors: {
  custom: {
    50: '#7f89cf',
    500: '#3a5cba',
    950: '#000000',
  },
}

SCSS

$custom: #3a5cba;
$custom-light: #7f89cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5cba",
  "rgb": {
    "r": 58,
    "g": 92,
    "b": 186
  },
  "hsl": {
    "h": 224.063,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.50153,
    "c": 0.15342,
    "h": 266.1
  },
  "luminance": 0.12099
}

Semantic roles & 50–950 ramp

primary

#3A5CBA

secondary

#C8B788

accent

#B64CDC

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3A5CBA

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

Preview Lab → · Contrast checker → · Palette generator →