#3A5AB0#3A5AB0

#3A5AB0 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.0% C 0.142 H 266.0°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#3A5AB0
RGB	rgb(58, 90, 176)
HSL	hsl(224, 50%, 46%)
HSV	hsv(224, 67%, 69%)
CMYK	cmyk(67%, 48.9%, 0%, 31%)
CIE-LAB	lab(40.16, 17.11, -49.41)
CIE-LCH	lch(40.16, 52.29, 289.10°)
OKLab	oklab(49.02% -0.0099 -0.1416)
OKLCH	oklch(49.02% 0.142 266)
XYZ	xyz(13.2348, 11.3452, 42.5582)
Luminance	0.1135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5AB0 #B0903A

analogous

#3A95B0 #3A5AB0 #553AB0

triadic

#3A5AB0 #B03A5A #5AB03A

tetradic

#3A5AB0 #B03A95 #B0903A #3AB055

square

#3A5AB0 #B03A95 #B0903A #3AB055

split-complementary

#3A5AB0 #B0553A #95B03A

monochromatic

#1C2B54 #2B4282 #3A5AB0 #5D7BCA #8BA0D9

Accessibility & contrast

On white

6.42

#3A5AB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#3A5AB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5AB0

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5AB0	#FFFFFF	#000000	##FFFFFF
##3A5AB0	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C64B3

Deuteranopia (green-blind)

#0E5AAE

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3a5ab0;
/* rgb */ color: rgb(58, 90, 176);
/* oklch */ color: oklch(49.0% 0.142 266.0);

Tailwind

colors: {
  custom: {
    50: '#7d88c8',
    500: '#3a5ab0',
    950: '#000000',
  },
}

SCSS

$custom: #3a5ab0;
$custom-light: #7d88c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5ab0",
  "rgb": {
    "r": 58,
    "g": 90,
    "b": 176
  },
  "hsl": {
    "h": 223.729,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.49016,
    "c": 0.14193,
    "h": 266
  },
  "luminance": 0.11346
}

Semantic roles & 50–950 ramp

primary

#3A5AB0

secondary

#C3B282

accent

#B44EDA

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3A5AB0

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

Preview Lab → · Contrast checker → · Palette generator →