#3A5EB0#3A5EB0

#3A5EB0 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.9% C 0.137 H 264.2°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#3A5EB0
RGB	rgb(58, 94, 176)
HSL	hsl(222, 50%, 46%)
HSV	hsv(222, 67%, 69%)
CMYK	cmyk(67%, 46.6%, 0%, 31%)
CIE-LAB	lab(41.28, 14.52, -47.61)
CIE-LCH	lch(41.28, 49.77, 286.96°)
OKLab	oklab(49.87% -0.0138 -0.1362)
OKLCH	oklch(49.87% 0.137 264.2)
XYZ	xyz(13.5814, 12.0382, 42.6737)
Luminance	0.1204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5EB0 #B08C3A

analogous

#3A99B0 #3A5EB0 #513AB0

triadic

#3A5EB0 #B03A5E #5EB03A

tetradic

#3A5EB0 #B03A99 #B08C3A #3AB051

square

#3A5EB0 #B03A99 #B08C3A #3AB051

split-complementary

#3A5EB0 #B0513A #99B03A

monochromatic

#1C2D54 #2B4582 #3A5EB0 #5D7ECA #8BA3D9

Accessibility & contrast

On white

6.16

#3A5EB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#3A5EB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5EB0

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5EB0	#FFFFFF	#000000	##FFFFFF
##3A5EB0	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3567B3

Deuteranopia (green-blind)

#1E5CAE

Tritanopia (blue-blind)

#00717E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3a5eb0;
/* rgb */ color: rgb(58, 94, 176);
/* oklch */ color: oklch(49.9% 0.137 264.2);

Tailwind

colors: {
  custom: {
    50: '#7d8bc8',
    500: '#3a5eb0',
    950: '#000000',
  },
}

SCSS

$custom: #3a5eb0;
$custom-light: #7d8bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5eb0",
  "rgb": {
    "r": 58,
    "g": 94,
    "b": 176
  },
  "hsl": {
    "h": 221.695,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.49873,
    "c": 0.13692,
    "h": 264.2
  },
  "luminance": 0.1204
}

Semantic roles & 50–950 ramp

primary

#3A5EB0

secondary

#C3B082

accent

#AF4EDA

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3A5EB0

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

Preview Lab → · Contrast checker → · Palette generator →