#3A5BCA#3A5BCA

#3A5BCA is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.2% C 0.177 H 267.3°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#3A5BCA
RGB	rgb(58, 91, 202)
HSL	hsl(226, 58%, 51%)
HSV	hsv(226, 71%, 79%)
CMYK	cmyk(71.3%, 55%, 0%, 20.8%)
CIE-LAB	lab(42.22, 25.94, -61.23)
CIE-LCH	lch(42.22, 66.50, 292.96°)
OKLab	oklab(51.15% -0.0083 -0.1763)
OKLCH	oklch(51.15% 0.177 267.3)
XYZ	xyz(16.1430, 12.6443, 57.4555)
Luminance	0.1265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5BCA #CAA93A

analogous

#3AA3CA #3A5BCA #613ACA

triadic

#3A5BCA #CA3A5B #5BCA3A

tetradic

#3A5BCA #CA3AA3 #CAA93A #3ACA61

square

#3A5BCA #CA3AA3 #CAA93A #3ACA61

split-complementary

#3A5BCA #CA613A #A3CA3A

monochromatic

#1D2F6C #2A449D #3A5BCA #6A83D7 #9AABE4

Accessibility & contrast

On white

5.95

#3A5BCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#3A5BCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5BCA

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5BCA	#FFFFFF	#000000	##FFFFFF
##3A5BCA	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCE

Deuteranopia (green-blind)

#005DC8

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3a5bca;
/* rgb */ color: rgb(58, 91, 202);
/* oklch */ color: oklch(51.2% 0.177 267.3);

Tailwind

colors: {
  custom: {
    50: '#8289db',
    500: '#3a5bca',
    950: '#000000',
  },
}

SCSS

$custom: #3a5bca;
$custom-light: #8289db;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5bca",
  "rgb": {
    "r": 58,
    "g": 91,
    "b": 202
  },
  "hsl": {
    "h": 226.25,
    "s": 57.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51153,
    "c": 0.17655,
    "h": 267.3
  },
  "luminance": 0.12646
}

Semantic roles & 50–950 ramp

primary

#3A5BCA

secondary

#D0C190

accent

#BE47E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3A5BCA

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

Preview Lab → · Contrast checker → · Palette generator →