#387AAB#387AAB

#387AAB is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.9% C 0.102 H 243.6°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#387AAB
RGB	rgb(56, 122, 171)
HSL	hsl(206, 51%, 45%)
HSV	hsv(206, 67%, 67%)
CMYK	cmyk(67.3%, 28.7%, 0%, 32.9%)
CIE-LAB	lab(49.13, -5.00, -32.25)
CIE-LCH	lch(49.13, 32.63, 261.18°)
OKLab	oklab(55.88% -0.0452 -0.091)
OKLCH	oklch(55.88% 0.102 243.6)
XYZ	xyz(15.9383, 17.6984, 41.0964)
Luminance	0.1770 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387AAB #AB6938

analogous

#38ABA3 #387AAB #3841AB

triadic

#387AAB #AB387A #7AAB38

tetradic

#387AAB #A338AB #AB6938 #41AB38

square

#387AAB #A338AB #AB6938 #41AB38

split-complementary

#387AAB #AB3841 #ABA338

monochromatic

#1A384F #29597D #387AAB #5898C8 #86B5D7

Accessibility & contrast

On white

4.63

#387AAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#387AAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #387AAB

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387AAB	#FFFFFF	#000000	##FFFFFF
##387AAB	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647BAD

Deuteranopia (green-blind)

#5470AA

Tritanopia (blue-blind)

#00868B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #387aab;
/* rgb */ color: rgb(56, 122, 171);
/* oklch */ color: oklch(55.9% 0.102 243.6);

Tailwind

colors: {
  custom: {
    50: '#7ba0c4',
    500: '#387aab',
    950: '#000000',
  },
}

SCSS

$custom: #387aab;
$custom-light: #7ba0c4;
$custom-dark: #000000;

JSON

{
  "hex": "#387aab",
  "rgb": {
    "r": 56,
    "g": 122,
    "b": 171
  },
  "hsl": {
    "h": 205.565,
    "s": 50.661,
    "l": 44.51
  },
  "oklch": {
    "l": 0.5588,
    "c": 0.10157,
    "h": 243.6
  },
  "luminance": 0.177
}

Semantic roles & 50–950 ramp

primary

#387AAB

secondary

#C19A7D

accent

#8A4EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #387AAB

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

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