#3A5CBC#3A5CBC

#3A5CBC is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.3% C 0.156 H 266.2°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#3A5CBC
RGB	rgb(58, 92, 188)
HSL	hsl(224, 53%, 48%)
HSV	hsv(224, 69%, 74%)
CMYK	cmyk(69.1%, 51.1%, 0%, 26.3%)
CIE-LAB	lab(41.51, 20.19, -54.27)
CIE-LCH	lch(41.51, 57.90, 290.41°)
OKLab	oklab(50.3% -0.0103 -0.1558)
OKLCH	oklch(50.3% 0.156 266.2)
XYZ	xyz(14.6460, 12.1832, 49.1469)
Luminance	0.1218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5CBC #BC9A3A

analogous

#3A9DBC #3A5CBC #593ABC

triadic

#3A5CBC #BC3A5C #5CBC3A

tetradic

#3A5CBC #BC3A9D #BC9A3A #3ABC59

square

#3A5CBC #BC3A9D #BC9A3A #3ABC59

split-complementary

#3A5CBC #BC593A #9DBC3A

monochromatic

#1D2E5E #2C458D #3A5CBC #6480CF #93A6DE

Accessibility & contrast

On white

6.11

#3A5CBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#3A5CBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5CBC

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5CBC	#FFFFFF	#000000	##FFFFFF
##3A5CBC	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2268BF

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3a5cbc;
/* rgb */ color: rgb(58, 92, 188);
/* oklch */ color: oklch(50.3% 0.156 266.2);

Tailwind

colors: {
  custom: {
    50: '#7f89d1',
    500: '#3a5cbc',
    950: '#000000',
  },
}

SCSS

$custom: #3a5cbc;
$custom-light: #7f89d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5cbc",
  "rgb": {
    "r": 58,
    "g": 92,
    "b": 188
  },
  "hsl": {
    "h": 224.308,
    "s": 52.846,
    "l": 48.235
  },
  "oklch": {
    "l": 0.50299,
    "c": 0.15619,
    "h": 266.2
  },
  "luminance": 0.12185
}

Semantic roles & 50–950 ramp

primary

#3A5CBC

secondary

#C9B889

accent

#B64CDC

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3A5CBC

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

Preview Lab → · Contrast checker → · Palette generator →