#387AA3#387AA3

#387AA3 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.5% C 0.092 H 238.8°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#387AA3
RGB	rgb(56, 122, 163)
HSL	hsl(203, 49%, 43%)
HSV	hsv(203, 66%, 64%)
CMYK	cmyk(65.6%, 25.2%, 0%, 36.1%)
CIE-LAB	lab(48.76, -7.76, -28.16)
CIE-LCH	lch(48.76, 29.21, 254.59°)
OKLab	oklab(55.47% -0.0479 -0.0791)
OKLCH	oklch(55.47% 0.092 238.8)
XYZ	xyz(15.1987, 17.4026, 37.2013)
Luminance	0.1740 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387AA3 #A36138

analogous

#38A396 #387AA3 #3844A3

triadic

#387AA3 #A3387A #7AA338

tetradic

#387AA3 #9638A3 #A36138 #44A338

square

#387AA3 #9638A3 #A36138 #44A338

split-complementary

#387AA3 #A33844 #A39638

monochromatic

#193648 #285875 #387AA3 #5499C4 #82B4D4

Accessibility & contrast

On white

4.69

#387AA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#387AA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #387AA3

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387AA3	#FFFFFF	#000000	##FFFFFF
##387AA3	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677AA5

Deuteranopia (green-blind)

#586FA2

Tritanopia (blue-blind)

#008488

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #387aa3;
/* rgb */ color: rgb(56, 122, 163);
/* oklch */ color: oklch(55.5% 0.092 238.8);

Tailwind

colors: {
  custom: {
    50: '#7aa0be',
    500: '#387aa3',
    950: '#000000',
  },
}

SCSS

$custom: #387aa3;
$custom-light: #7aa0be;
$custom-dark: #000000;

JSON

{
  "hex": "#387aa3",
  "rgb": {
    "r": 56,
    "g": 122,
    "b": 163
  },
  "hsl": {
    "h": 202.991,
    "s": 48.858,
    "l": 42.941
  },
  "oklch": {
    "l": 0.55471,
    "c": 0.09249,
    "h": 238.8
  },
  "luminance": 0.17404
}

Semantic roles & 50–950 ramp

primary

#387AA3

secondary

#BD9379

accent

#844FD8

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #387AA3

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

Preview Lab → · Contrast checker → · Palette generator →