#3A5DA4#3A5DA4

#3A5DA4 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.9% C 0.121 H 262.9°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#3A5DA4
RGB	rgb(58, 93, 164)
HSL	hsl(220, 48%, 44%)
HSV	hsv(220, 65%, 64%)
CMYK	cmyk(64.6%, 43.3%, 0%, 35.7%)
CIE-LAB	lab(40.26, 10.81, -42.15)
CIE-LCH	lch(40.26, 43.51, 284.38°)
OKLab	oklab(48.85% -0.0149 -0.1202)
OKLCH	oklch(48.85% 0.121 262.9)
XYZ	xyz(12.3578, 11.4074, 36.6654)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5DA4 #A4813A

analogous

#3A92A4 #3A5DA4 #4C3AA4

triadic

#3A5DA4 #A43A5D #5DA43A

tetradic

#3A5DA4 #A43A92 #A4813A #3AA44C

square

#3A5DA4 #A43A92 #A4813A #3AA44C

split-complementary

#3A5DA4 #A44C3A #92A43A

monochromatic

#1A2A4A #2A4377 #3A5DA4 #577BC4 #859FD4

Accessibility & contrast

On white

6.40

#3A5DA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3A5DA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5DA4

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5DA4	#FFFFFF	#000000	##FFFFFF
##3A5DA4	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C64A7

Deuteranopia (green-blind)

#2C5AA3

Tritanopia (blue-blind)

#006D78

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3a5da4;
/* rgb */ color: rgb(58, 93, 164);
/* oklch */ color: oklch(48.9% 0.121 262.9);

Tailwind

colors: {
  custom: {
    50: '#7b8abf',
    500: '#3a5da4',
    950: '#000000',
  },
}

SCSS

$custom: #3a5da4;
$custom-light: #7b8abf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5da4",
  "rgb": {
    "r": 58,
    "g": 93,
    "b": 164
  },
  "hsl": {
    "h": 220.189,
    "s": 47.748,
    "l": 43.529
  },
  "oklch": {
    "l": 0.48854,
    "c": 0.1211,
    "h": 262.9
  },
  "luminance": 0.11409
}

Semantic roles & 50–950 ramp

primary

#3A5DA4

secondary

#BEA87C

accent

#AB50D7

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3A5DA4

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

Preview Lab → · Contrast checker → · Palette generator →