#387FD9#387FD9

#387FD9 is a mid, vivid cyan. Relative luminance 0.210; OKLCH L 59.7% C 0.155 H 255.8°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#387FD9
RGB	rgb(56, 127, 217)
HSL	hsl(214, 68%, 54%)
HSV	hsv(214, 74%, 85%)
CMYK	cmyk(74.2%, 41.5%, 0%, 14.9%)
CIE-LAB	lab(52.98, 8.46, -52.48)
CIE-LCH	lch(52.98, 53.16, 279.16°)
OKLab	oklab(59.68% -0.0378 -0.15)
OKLCH	oklch(59.68% 0.155 255.8)
XYZ	xyz(21.7400, 21.0268, 68.5450)
Luminance	0.2103 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387FD9 #D99238

analogous

#38D0D9 #387FD9 #4138D9

triadic

#387FD9 #D9387F #7FD938

tetradic

#387FD9 #D938D0 #D99238 #38D941

square

#387FD9 #D938D0 #D99238 #38D941

split-complementary

#387FD9 #D94138 #D0D938

monochromatic

#18457E #2261B2 #387FD9 #6BA0E3 #9FC1ED

Accessibility & contrast

On white

4.03

#387FD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#387FD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387FD9

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387FD9	#FFFFFF	#000000	##000000
##387FD9	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5386DD

Deuteranopia (green-blind)

#3878D7

Tritanopia (blue-blind)

#0094A1

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #387fd9;
/* rgb */ color: rgb(56, 127, 217);
/* oklch */ color: oklch(59.7% 0.155 255.8);

Tailwind

colors: {
  custom: {
    50: '#83a3e5',
    500: '#387fd9',
    950: '#000000',
  },
}

SCSS

$custom: #387fd9;
$custom-light: #83a3e5;
$custom-dark: #000000;

JSON

{
  "hex": "#387fd9",
  "rgb": {
    "r": 56,
    "g": 127,
    "b": 217
  },
  "hsl": {
    "h": 213.54,
    "s": 67.932,
    "l": 53.529
  },
  "oklch": {
    "l": 0.59677,
    "c": 0.15473,
    "h": 255.8
  },
  "luminance": 0.21029
}

Semantic roles & 50–950 ramp

primary

#387FD9

secondary

#D9BA94

accent

#9E3DEB

background

#F8FAFE

surface

#F0F3FC

border

#CBCDD5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #387FD9

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

Preview Lab → · Contrast checker → · Palette generator →