#387B9E#387B9E

#387B9E is a mid, moderate cyan. Relative luminance 0.175; OKLCH L 55.5% C 0.087 H 234.2°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#387B9E
RGB	rgb(56, 123, 158)
HSL	hsl(201, 48%, 42%)
HSV	hsv(201, 65%, 62%)
CMYK	cmyk(64.6%, 22.2%, 0%, 38%)
CIE-LAB	lab(48.85, -10.04, -25.10)
CIE-LCH	lch(48.85, 27.03, 248.21°)
OKLab	oklab(55.47% -0.0508 -0.0703)
OKLCH	oklch(55.47% 0.087 234.2)
XYZ	xyz(14.8830, 17.4738, 34.9296)
Luminance	0.1747 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387B9E #9E5B38

analogous

#389E8E #387B9E #38489E

triadic

#387B9E #9E387B #7B9E38

tetradic

#387B9E #8E389E #9E5B38 #489E38

square

#387B9E #8E389E #9E5B38 #489E38

split-complementary

#387B9E #9E3848 #9E8E38

monochromatic

#183544 #285871 #387B9E #529BC2 #7FB5D2

Accessibility & contrast

On white

4.67

#387B9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#387B9E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #387B9E

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387B9E	#FFFFFF	#000000	##FFFFFF
##387B9E	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7AA0

Deuteranopia (green-blind)

#5C6F9D

Tritanopia (blue-blind)

#008487

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #387b9e;
/* rgb */ color: rgb(56, 123, 158);
/* oklch */ color: oklch(55.5% 0.087 234.2);

Tailwind

colors: {
  custom: {
    50: '#79a1ba',
    500: '#387b9e',
    950: '#000000',
  },
}

SCSS

$custom: #387b9e;
$custom-light: #79a1ba;
$custom-dark: #000000;

JSON

{
  "hex": "#387b9e",
  "rgb": {
    "r": 56,
    "g": 123,
    "b": 158
  },
  "hsl": {
    "h": 200.588,
    "s": 47.664,
    "l": 41.961
  },
  "oklch": {
    "l": 0.5547,
    "c": 0.08673,
    "h": 234.2
  },
  "luminance": 0.17475
}

Semantic roles & 50–950 ramp

primary

#387B9E

secondary

#BB8E77

accent

#7F51D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #387B9E

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

Preview Lab → · Contrast checker → · Palette generator →