#3A6BBD#3A6BBD

#3A6BBD is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.6% C 0.139 H 260.1°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#3A6BBD
RGB	rgb(58, 107, 189)
HSL	hsl(218, 53%, 48%)
HSV	hsv(218, 69%, 74%)
CMYK	cmyk(69.3%, 43.4%, 0%, 25.9%)
CIE-LAB	lab(45.75, 10.96, -48.03)
CIE-LCH	lch(45.75, 49.26, 282.85°)
OKLab	oklab(53.57% -0.024 -0.1372)
OKLCH	oklch(53.57% 0.139 260.1)
XYZ	xyz(16.1846, 15.0874, 50.1935)
Luminance	0.1509 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6BBD #BD8C3A

analogous

#3AACBD #3A6BBD #4A3ABD

triadic

#3A6BBD #BD3A6B #6BBD3A

tetradic

#3A6BBD #BD3AAC #BD8C3A #3ABD4A

square

#3A6BBD #BD3AAC #BD8C3A #3ABD4A

split-complementary

#3A6BBD #BD4A3A #ACBD3A

monochromatic

#1D365F #2C508E #3A6BBD #658DD0 #93AFDE

Accessibility & contrast

On white

5.23

#3A6BBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#3A6BBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6BBD

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6BBD	#FFFFFF	#000000	##FFFFFF
##3A6BBD	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4373C0

Deuteranopia (green-blind)

#2D67BB

Tritanopia (blue-blind)

#007E8B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3a6bbd;
/* rgb */ color: rgb(58, 107, 189);
/* oklch */ color: oklch(53.6% 0.139 260.1);

Tailwind

colors: {
  custom: {
    50: '#7f94d1',
    500: '#3a6bbd',
    950: '#000000',
  },
}

SCSS

$custom: #3a6bbd;
$custom-light: #7f94d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6bbd",
  "rgb": {
    "r": 58,
    "g": 107,
    "b": 189
  },
  "hsl": {
    "h": 217.557,
    "s": 53.036,
    "l": 48.431
  },
  "oklch": {
    "l": 0.53574,
    "c": 0.13933,
    "h": 260.1
  },
  "luminance": 0.15089
}

Semantic roles & 50–950 ramp

primary

#3A6BBD

secondary

#C9B18A

accent

#A64BDC

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3A6BBD

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

Preview Lab → · Contrast checker → · Palette generator →