#3A6DCB#3A6DCB

#3A6DCB is a mid, vivid blue. Relative luminance 0.161; OKLCH L 54.9% C 0.156 H 261.4°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#3A6DCB
RGB	rgb(58, 109, 203)
HSL	hsl(219, 58%, 51%)
HSV	hsv(219, 71%, 80%)
CMYK	cmyk(71.4%, 46.3%, 0%, 20.4%)
CIE-LAB	lab(47.17, 14.81, -53.83)
CIE-LCH	lch(47.17, 55.83, 285.38°)
OKLab	oklab(54.94% -0.0233 -0.1543)
OKLCH	oklch(54.94% 0.156 261.4)
XYZ	xyz(17.9892, 16.1467, 58.6569)
Luminance	0.1615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6DCB #CB983A

analogous

#3AB5CB #3A6DCB #4F3ACB

triadic

#3A6DCB #CB3A6D #6DCB3A

tetradic

#3A6DCB #CB3AB5 #CB983A #3ACB4F

square

#3A6DCB #CB3AB5 #CB983A #3ACB4F

split-complementary

#3A6DCB #CB4F3A #B5CB3A

monochromatic

#1D396E #2A539E #3A6DCB #6A91D8 #9BB5E5

Accessibility & contrast

On white

4.96

#3A6DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#3A6DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6DCB

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6DCB	#FFFFFF	#000000	##FFFFFF
##3A6DCB	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C77CF

Deuteranopia (green-blind)

#1B6AC9

Tritanopia (blue-blind)

#008392

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3a6dcb;
/* rgb */ color: rgb(58, 109, 203);
/* oklch */ color: oklch(54.9% 0.156 261.4);

Tailwind

colors: {
  custom: {
    50: '#8296db',
    500: '#3a6dcb',
    950: '#000000',
  },
}

SCSS

$custom: #3a6dcb;
$custom-light: #8296db;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6dcb",
  "rgb": {
    "r": 58,
    "g": 109,
    "b": 203
  },
  "hsl": {
    "h": 218.897,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.54936,
    "c": 0.15603,
    "h": 261.4
  },
  "luminance": 0.16149
}

Semantic roles & 50–950 ramp

primary

#3A6DCB

secondary

#D0BA90

accent

#AB46E1

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3A6DCB

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

Preview Lab → · Contrast checker → · Palette generator →