#3A5CB2#3A5CB2

#3A5CB2 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.6% C 0.142 H 265.3°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#3A5CB2
RGB	rgb(58, 92, 178)
HSL	hsl(223, 51%, 46%)
HSV	hsv(223, 67%, 70%)
CMYK	cmyk(67.4%, 48.3%, 0%, 30.2%)
CIE-LAB	lab(40.84, 16.54, -49.48)
CIE-LCH	lch(40.84, 52.17, 288.48°)
OKLab	oklab(49.58% -0.0116 -0.1418)
OKLCH	oklch(49.58% 0.142 265.3)
XYZ	xyz(13.6052, 11.7669, 43.6651)
Luminance	0.1177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5CB2 #B2903A

analogous

#3A98B2 #3A5CB2 #543AB2

triadic

#3A5CB2 #B23A5C #5CB23A

tetradic

#3A5CB2 #B23A98 #B2903A #3AB254

square

#3A5CB2 #B23A98 #B2903A #3AB254

split-complementary

#3A5CB2 #B2543A #98B23A

monochromatic

#1C2C56 #2B4484 #3A5CB2 #5F7DCB #8DA2DA

Accessibility & contrast

On white

6.26

#3A5CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3A5CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5CB2

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5CB2	#FFFFFF	#000000	##FFFFFF
##3A5CB2	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F66B5

Deuteranopia (green-blind)

#125BB0

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3a5cb2;
/* rgb */ color: rgb(58, 92, 178);
/* oklch */ color: oklch(49.6% 0.142 265.3);

Tailwind

colors: {
  custom: {
    50: '#7d89c9',
    500: '#3a5cb2',
    950: '#000000',
  },
}

SCSS

$custom: #3a5cb2;
$custom-light: #7d89c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5cb2",
  "rgb": {
    "r": 58,
    "g": 92,
    "b": 178
  },
  "hsl": {
    "h": 223,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.49582,
    "c": 0.14223,
    "h": 265.3
  },
  "luminance": 0.11768
}

Semantic roles & 50–950 ramp

primary

#3A5CB2

secondary

#C4B283

accent

#B24DDA

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3A5CB2

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

Preview Lab → · Contrast checker → · Palette generator →