#396BB3#396BB3

#396BB3 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 52.9% C 0.126 H 257.7°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#396BB3
RGB	rgb(57, 107, 179)
HSL	hsl(215, 52%, 46%)
HSV	hsv(215, 68%, 70%)
CMYK	cmyk(68.2%, 40.2%, 0%, 29.8%)
CIE-LAB	lab(45.13, 7.16, -43.21)
CIE-LCH	lch(45.13, 43.79, 279.41°)
OKLab	oklab(52.9% -0.0269 -0.1231)
OKLCH	oklch(52.9% 0.126 257.7)
XYZ	xyz(15.0788, 14.6384, 44.6699)
Luminance	0.1464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#396BB3 #B38139

analogous

#39A8B3 #396BB3 #4439B3

triadic

#396BB3 #B3396B #6BB339

tetradic

#396BB3 #B339A8 #B38139 #39B344

square

#396BB3 #B339A8 #B38139 #39B344

split-complementary

#396BB3 #B34439 #A8B339

monochromatic

#1B3456 #2A4F85 #396BB3 #5E8BCC #8CACDA

Accessibility & contrast

On white

5.35

#396BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#396BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #396BB3

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##396BB3	#FFFFFF	#000000	##FFFFFF
##396BB3	1.00	5.35	3.93	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A71B6

Deuteranopia (green-blind)

#3766B2

Tritanopia (blue-blind)

#007C86

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #396bb3;
/* rgb */ color: rgb(57, 107, 179);
/* oklch */ color: oklch(52.9% 0.126 257.7);

Tailwind

colors: {
  custom: {
    50: '#7d94ca',
    500: '#396bb3',
    950: '#000000',
  },
}

SCSS

$custom: #396bb3;
$custom-light: #7d94ca;
$custom-dark: #000000;

JSON

{
  "hex": "#396bb3",
  "rgb": {
    "r": 57,
    "g": 107,
    "b": 179
  },
  "hsl": {
    "h": 215.41,
    "s": 51.695,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52896,
    "c": 0.12601,
    "h": 257.7
  },
  "luminance": 0.1464
}

Semantic roles & 50–950 ramp

primary

#396BB3

secondary

#C5AA83

accent

#A14DDB

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #396BB3

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

Preview Lab → · Contrast checker → · Palette generator →