#387B99#387B99

#387B99 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.2% C 0.082 H 230.1°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#387B99
RGB	rgb(56, 123, 153)
HSL	hsl(199, 46%, 41%)
HSV	hsv(199, 63%, 60%)
CMYK	cmyk(63.4%, 19.6%, 0%, 40%)
CIE-LAB	lab(48.64, -11.70, -22.49)
CIE-LCH	lch(48.64, 25.36, 242.52°)
OKLab	oklab(55.23% -0.0526 -0.0629)
OKLCH	oklch(55.23% 0.082 230.1)
XYZ	xyz(14.4614, 17.3051, 32.7089)
Luminance	0.1731 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387B99 #995638

analogous

#389986 #387B99 #384A99

triadic

#387B99 #99387B #7B9938

tetradic

#387B99 #863899 #995638 #4A9938

square

#387B99 #863899 #995638 #4A9938

split-complementary

#387B99 #99384A #998638

monochromatic

#17333F #28576C #387B99 #4F9CBF #7CB6CF

Accessibility & contrast

On white

4.71

#387B99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#387B99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #387B99

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387B99	#FFFFFF	#000000	##FFFFFF
##387B99	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C799A

Deuteranopia (green-blind)

#5E6F99

Tritanopia (blue-blind)

#008385

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #387b99;
/* rgb */ color: rgb(56, 123, 153);
/* oklch */ color: oklch(55.2% 0.082 230.1);

Tailwind

colors: {
  custom: {
    50: '#79a1b7',
    500: '#387b99',
    950: '#000000',
  },
}

SCSS

$custom: #387b99;
$custom-light: #79a1b7;
$custom-dark: #000000;

JSON

{
  "hex": "#387b99",
  "rgb": {
    "r": 56,
    "g": 123,
    "b": 153
  },
  "hsl": {
    "h": 198.557,
    "s": 46.411,
    "l": 40.98
  },
  "oklch": {
    "l": 0.55234,
    "c": 0.08199,
    "h": 230.1
  },
  "luminance": 0.17307
}

Semantic roles & 50–950 ramp

primary

#387B99

secondary

#B88974

accent

#7B52D6

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0F11

muted

#7C7E80

Preview Lab

Preview with #387B99

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

Preview Lab → · Contrast checker → · Palette generator →