#3A5BBD#3A5BBD

#3A5BBD is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.159 H 266.6°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#3A5BBD
RGB	rgb(58, 91, 189)
HSL	hsl(225, 53%, 48%)
HSV	hsv(225, 69%, 74%)
CMYK	cmyk(69.3%, 51.9%, 0%, 25.9%)
CIE-LAB	lab(41.30, 21.20, -55.18)
CIE-LCH	lch(41.30, 59.11, 291.02°)
OKLab	oklab(50.17% -0.0094 -0.1585)
OKLCH	oklch(50.17% 0.159 266.6)
XYZ	xyz(14.6681, 12.0544, 49.6879)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5BBD #BD9C3A

analogous

#3A9CBD #3A5BBD #5A3ABD

triadic

#3A5BBD #BD3A5B #5BBD3A

tetradic

#3A5BBD #BD3A9C #BD9C3A #3ABD5A

square

#3A5BBD #BD3A9C #BD9C3A #3ABD5A

split-complementary

#3A5BBD #BD5A3A #9CBD3A

monochromatic

#1D2E5F #2C448E #3A5BBD #6580D0 #93A6DE

Accessibility & contrast

On white

6.16

#3A5BBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#3A5BBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5BBD

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5BBD	#FFFFFF	#000000	##FFFFFF
##3A5BBD	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)

#1D68C0

Deuteranopia (green-blind)

#005CBB

Tritanopia (blue-blind)

#007283

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3a5bbd;
/* rgb */ color: rgb(58, 91, 189);
/* oklch */ color: oklch(50.2% 0.159 266.6);

Tailwind

colors: {
  custom: {
    50: '#8088d1',
    500: '#3a5bbd',
    950: '#000000',
  },
}

SCSS

$custom: #3a5bbd;
$custom-light: #8088d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5bbd",
  "rgb": {
    "r": 58,
    "g": 91,
    "b": 189
  },
  "hsl": {
    "h": 224.885,
    "s": 53.036,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50167,
    "c": 0.15883,
    "h": 266.6
  },
  "luminance": 0.12056
}

Semantic roles & 50–950 ramp

primary

#3A5BBD

secondary

#C9B98A

accent

#B84BDC

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3A5BBD

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

Preview Lab → · Contrast checker → · Palette generator →