#387FD4#387FD4

#387FD4 is a mid, vivid cyan. Relative luminance 0.208; OKLCH L 59.4% C 0.148 H 254.8°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#387FD4
RGB	rgb(56, 127, 212)
HSL	hsl(213, 64%, 53%)
HSV	hsv(213, 74%, 83%)
CMYK	cmyk(73.6%, 40.1%, 0%, 16.9%)
CIE-LAB	lab(52.70, 6.64, -50.11)
CIE-LCH	lch(52.70, 50.54, 277.55°)
OKLab	oklab(59.37% -0.0389 -0.1431)
OKLCH	oklch(59.37% 0.148 254.8)
XYZ	xyz(21.0995, 20.7706, 65.1717)
Luminance	0.2077 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387FD4 #D48D38

analogous

#38CDD4 #387FD4 #3F38D4

triadic

#387FD4 #D4387F #7FD438

tetradic

#387FD4 #D438CD #D48D38 #38D43F

square

#387FD4 #D438CD #D48D38 #38D43F

split-complementary

#387FD4 #D43F38 #CDD438

monochromatic

#1A4578 #2561AA #387FD4 #6A9FDF #9DC0EA

Accessibility & contrast

On white

4.07

#387FD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#387FD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387FD4

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387FD4	#FFFFFF	#000000	##000000
##387FD4	1.00	4.07	5.15	5.15
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5786D7

Deuteranopia (green-blind)

#3D77D2

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #387fd4;
/* rgb */ color: rgb(56, 127, 212);
/* oklch */ color: oklch(59.4% 0.148 254.8);

Tailwind

colors: {
  custom: {
    50: '#82a3e2',
    500: '#387fd4',
    950: '#000000',
  },
}

SCSS

$custom: #387fd4;
$custom-light: #82a3e2;
$custom-dark: #000000;

JSON

{
  "hex": "#387fd4",
  "rgb": {
    "r": 56,
    "g": 127,
    "b": 212
  },
  "hsl": {
    "h": 212.692,
    "s": 64.463,
    "l": 52.549
  },
  "oklch": {
    "l": 0.59367,
    "c": 0.14826,
    "h": 254.8
  },
  "luminance": 0.20773
}

Semantic roles & 50–950 ramp

primary

#387FD4

secondary

#D6B792

accent

#9B40E7

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #387FD4

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

Preview Lab → · Contrast checker → · Palette generator →