#387FD3#387FD3

#387FD3 is a mid, vivid cyan. Relative luminance 0.207; OKLCH L 59.3% C 0.147 H 254.6°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#387FD3
RGB	rgb(56, 127, 211)
HSL	hsl(213, 64%, 52%)
HSV	hsv(213, 73%, 83%)
CMYK	cmyk(73.5%, 39.8%, 0%, 17.3%)
CIE-LAB	lab(52.64, 6.27, -49.63)
CIE-LCH	lch(52.64, 50.02, 277.21°)
OKLab	oklab(59.31% -0.0391 -0.1417)
OKLCH	oklch(59.31% 0.147 254.6)
XYZ	xyz(20.9738, 20.7203, 64.5094)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387FD3 #D38C38

analogous

#38CDD3 #387FD3 #3E38D3

triadic

#387FD3 #D3387F #7FD338

tetradic

#387FD3 #D338CD #D38C38 #38D33E

square

#387FD3 #D338CD #D38C38 #38D33E

split-complementary

#387FD3 #D33E38 #CDD338

monochromatic

#1A4476 #2561A9 #387FD3 #6A9FDE #9CBFE9

Accessibility & contrast

On white

4.08

#387FD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#387FD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387FD3

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387FD3	#FFFFFF	#000000	##000000
##387FD3	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5785D6

Deuteranopia (green-blind)

#3E77D1

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #387fd3;
/* rgb */ color: rgb(56, 127, 211);
/* oklch */ color: oklch(59.3% 0.147 254.6);

Tailwind

colors: {
  custom: {
    50: '#82a3e1',
    500: '#387fd3',
    950: '#000000',
  },
}

SCSS

$custom: #387fd3;
$custom-light: #82a3e1;
$custom-dark: #000000;

JSON

{
  "hex": "#387fd3",
  "rgb": {
    "r": 56,
    "g": 127,
    "b": 211
  },
  "hsl": {
    "h": 212.516,
    "s": 63.786,
    "l": 52.353
  },
  "oklch": {
    "l": 0.59306,
    "c": 0.14697,
    "h": 254.6
  },
  "luminance": 0.20723
}

Semantic roles & 50–950 ramp

primary

#387FD3

secondary

#D5B692

accent

#9B41E7

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #387FD3

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

Preview Lab → · Contrast checker → · Palette generator →