#3A5DBD#3A5DBD

#3A5DBD is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.6% C 0.156 H 265.9°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#3A5DBD
RGB	rgb(58, 93, 189)
HSL	hsl(224, 53%, 48%)
HSV	hsv(224, 69%, 74%)
CMYK	cmyk(69.3%, 50.8%, 0%, 25.9%)
CIE-LAB	lab(41.85, 19.91, -54.30)
CIE-LCH	lch(41.85, 57.84, 290.13°)
OKLab	oklab(50.58% -0.0111 -0.1559)
OKLCH	oklch(50.58% 0.156 265.9)
XYZ	xyz(14.8414, 12.4009, 49.7457)
Luminance	0.1240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5DBD #BD9A3A

analogous

#3A9EBD #3A5DBD #583ABD

triadic

#3A5DBD #BD3A5D #5DBD3A

tetradic

#3A5DBD #BD3A9E #BD9A3A #3ABD58

square

#3A5DBD #BD3A9E #BD9A3A #3ABD58

split-complementary

#3A5DBD #BD583A #9EBD3A

monochromatic

#1D2F5F #2C468E #3A5DBD #6581D0 #93A7DE

Accessibility & contrast

On white

6.03

#3A5DBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#3A5DBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5DBD

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5DBD	#FFFFFF	#000000	##FFFFFF
##3A5DBD	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2469C0

Deuteranopia (green-blind)

#005DBB

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3a5dbd;
/* rgb */ color: rgb(58, 93, 189);
/* oklch */ color: oklch(50.6% 0.156 265.9);

Tailwind

colors: {
  custom: {
    50: '#808ad1',
    500: '#3a5dbd',
    950: '#000000',
  },
}

SCSS

$custom: #3a5dbd;
$custom-light: #808ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5dbd",
  "rgb": {
    "r": 58,
    "g": 93,
    "b": 189
  },
  "hsl": {
    "h": 223.969,
    "s": 53.036,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50579,
    "c": 0.15633,
    "h": 265.9
  },
  "luminance": 0.12402
}

Semantic roles & 50–950 ramp

primary

#3A5DBD

secondary

#C9B88A

accent

#B64BDC

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3A5DBD

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

Preview Lab → · Contrast checker → · Palette generator →