#387B9D#387B9D

#387B9D is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.4% C 0.086 H 233.4°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#387B9D
RGB	rgb(56, 123, 157)
HSL	hsl(200, 47%, 42%)
HSV	hsv(200, 64%, 62%)
CMYK	cmyk(64.3%, 21.7%, 0%, 38.4%)
CIE-LAB	lab(48.81, -10.37, -24.58)
CIE-LCH	lch(48.81, 26.68, 247.12°)
OKLab	oklab(55.42% -0.0511 -0.0688)
OKLCH	oklch(55.42% 0.086 233.4)
XYZ	xyz(14.7973, 17.4395, 34.4781)
Luminance	0.1744 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387B9D #9D5A38

analogous

#389D8D #387B9D #38499D

triadic

#387B9D #9D387B #7B9D38

tetradic

#387B9D #8D389D #9D5A38 #499D38

square

#387B9D #8D389D #9D5A38 #499D38

split-complementary

#387B9D #9D3849 #9D8D38

monochromatic

#183443 #285870 #387B9D #519BC1 #7EB5D1

Accessibility & contrast

On white

4.68

#387B9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#387B9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #387B9D

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387B9D	#FFFFFF	#000000	##FFFFFF
##387B9D	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7A9F

Deuteranopia (green-blind)

#5C6F9C

Tritanopia (blue-blind)

#008486

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #387b9d;
/* rgb */ color: rgb(56, 123, 157);
/* oklch */ color: oklch(55.4% 0.086 233.4);

Tailwind

colors: {
  custom: {
    50: '#79a1ba',
    500: '#387b9d',
    950: '#000000',
  },
}

SCSS

$custom: #387b9d;
$custom-light: #79a1ba;
$custom-dark: #000000;

JSON

{
  "hex": "#387b9d",
  "rgb": {
    "r": 56,
    "g": 123,
    "b": 157
  },
  "hsl": {
    "h": 200.198,
    "s": 47.418,
    "l": 41.765
  },
  "oklch": {
    "l": 0.55422,
    "c": 0.08574,
    "h": 233.4
  },
  "luminance": 0.17441
}

Semantic roles & 50–950 ramp

primary

#387B9D

secondary

#BA8D76

accent

#7E51D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #387B9D

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

Preview Lab → · Contrast checker → · Palette generator →