#387FF2#387FF2

#387FF2 is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.3% C 0.187 H 259.7°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#387FF2
RGB	rgb(56, 127, 242)
HSL	hsl(217, 88%, 58%)
HSV	hsv(217, 77%, 95%)
CMYK	cmyk(76.9%, 47.5%, 0%, 5.1%)
CIE-LAB	lab(54.48, 17.60, -64.06)
CIE-LCH	lch(54.48, 66.44, 285.37°)
OKLab	oklab(61.32% -0.0334 -0.1841)
OKLCH	oklch(61.32% 0.187 259.7)
XYZ	xyz(25.2414, 22.4274, 86.9858)
Luminance	0.2243 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387FF2 #F2AB38

analogous

#38DCF2 #387FF2 #4E38F2

triadic

#387FF2 #F2387F #7FF238

tetradic

#387FF2 #F238DC #F2AB38 #38F24E

square

#387FF2 #F238DC #F2AB38 #38F24E

split-complementary

#387FF2 #F24E38 #DCF238

monochromatic

#0B46A5 #0F5EDE #387FF2 #71A4F6 #ABC9FA

Accessibility & contrast

On white

3.83

#387FF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#387FF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387FF2

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387FF2	#FFFFFF	#000000	##000000
##387FF2	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E8BF6

Deuteranopia (green-blind)

#007AF0

Tritanopia (blue-blind)

#009BAD

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #387ff2;
/* rgb */ color: rgb(56, 127, 242);
/* oklch */ color: oklch(61.3% 0.187 259.7);

Tailwind

colors: {
  custom: {
    50: '#88a3f7',
    500: '#387ff2',
    950: '#000000',
  },
}

SCSS

$custom: #387ff2;
$custom-light: #88a3f7;
$custom-dark: #000000;

JSON

{
  "hex": "#387ff2",
  "rgb": {
    "r": 56,
    "g": 127,
    "b": 242
  },
  "hsl": {
    "h": 217.097,
    "s": 87.736,
    "l": 58.431
  },
  "oklch": {
    "l": 0.61317,
    "c": 0.18711,
    "h": 259.7
  },
  "luminance": 0.2243
}

Semantic roles & 50–950 ramp

primary

#387FF2

secondary

#E8CC9E

accent

#AD2AFE

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0D0F17

muted

#7E7E85

Preview Lab

Preview with #387FF2

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

Preview Lab → · Contrast checker → · Palette generator →