#3A6CB8#3A6CB8

#3A6CB8 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.5% C 0.131 H 258.6°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#3A6CB8
RGB	rgb(58, 108, 184)
HSL	hsl(216, 52%, 47%)
HSV	hsv(216, 68%, 72%)
CMYK	cmyk(68.5%, 41.3%, 0%, 27.8%)
CIE-LAB	lab(45.75, 8.51, -45.14)
CIE-LCH	lch(45.75, 45.93, 280.68°)
OKLab	oklab(53.48% -0.026 -0.1287)
OKLCH	oklch(53.48% 0.131 258.6)
XYZ	xyz(15.7561, 15.0837, 47.4192)
Luminance	0.1509 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6CB8 #B8863A

analogous

#3AABB8 #3A6CB8 #473AB8

triadic

#3A6CB8 #B83A6C #6CB83A

tetradic

#3A6CB8 #B83AAB #B8863A #3AB847

square

#3A6CB8 #B83AAB #B8863A #3AB847

split-complementary

#3A6CB8 #B8473A #ABB83A

monochromatic

#1D355B #2B5189 #3A6CB8 #628CCD #90AEDC

Accessibility & contrast

On white

5.23

#3A6CB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#3A6CB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6CB8

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6CB8	#FFFFFF	#000000	##FFFFFF
##3A6CB8	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)

#4973BB

Deuteranopia (green-blind)

#3567B6

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3a6cb8;
/* rgb */ color: rgb(58, 108, 184);
/* oklch */ color: oklch(53.5% 0.131 258.6);

Tailwind

colors: {
  custom: {
    50: '#7e95ce',
    500: '#3a6cb8',
    950: '#000000',
  },
}

SCSS

$custom: #3a6cb8;
$custom-light: #7e95ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6cb8",
  "rgb": {
    "r": 58,
    "g": 108,
    "b": 184
  },
  "hsl": {
    "h": 216.19,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53476,
    "c": 0.13133,
    "h": 258.6
  },
  "luminance": 0.15085
}

Semantic roles & 50–950 ramp

primary

#3A6CB8

secondary

#C7AE87

accent

#A34CDC

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3A6CB8

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

Preview Lab → · Contrast checker → · Palette generator →