#3A6BB3#3A6BB3

#3A6BB3 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 52.9% C 0.126 H 258.0°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#3A6BB3
RGB	rgb(58, 107, 179)
HSL	hsl(216, 51%, 46%)
HSV	hsv(216, 68%, 70%)
CMYK	cmyk(67.6%, 40.2%, 0%, 29.8%)
CIE-LAB	lab(45.18, 7.33, -43.14)
CIE-LCH	lch(45.18, 43.75, 279.64°)
OKLab	oklab(52.94% -0.0261 -0.1229)
OKLCH	oklch(52.94% 0.126 258)
XYZ	xyz(15.1364, 14.6681, 44.6726)
Luminance	0.1467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6BB3 #B3823A

analogous

#3AA8B3 #3A6BB3 #453AB3

triadic

#3A6BB3 #B33A6B #6BB33A

tetradic

#3A6BB3 #B33AA8 #B3823A #3AB345

square

#3A6BB3 #B33AA8 #B3823A #3AB345

split-complementary

#3A6BB3 #B3453A #A8B33A

monochromatic

#1C3457 #2B4F85 #3A6BB3 #5F8BCB #8DACDA

Accessibility & contrast

On white

5.34

#3A6BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#3A6BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6BB3

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6BB3	#FFFFFF	#000000	##FFFFFF
##3A6BB3	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A71B6

Deuteranopia (green-blind)

#3866B2

Tritanopia (blue-blind)

#007C86

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3a6bb3;
/* rgb */ color: rgb(58, 107, 179);
/* oklch */ color: oklch(52.9% 0.126 258.0);

Tailwind

colors: {
  custom: {
    50: '#7d94ca',
    500: '#3a6bb3',
    950: '#000000',
  },
}

SCSS

$custom: #3a6bb3;
$custom-light: #7d94ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6bb3",
  "rgb": {
    "r": 58,
    "g": 107,
    "b": 179
  },
  "hsl": {
    "h": 215.702,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5294,
    "c": 0.12563,
    "h": 258
  },
  "luminance": 0.1467
}

Semantic roles & 50–950 ramp

primary

#3A6BB3

secondary

#C5AB84

accent

#A14DDB

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3A6BB3

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

Preview Lab → · Contrast checker → · Palette generator →