#387BB9#387BB9

#387BB9 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.9% C 0.118 H 249.1°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#387BB9
RGB	rgb(56, 123, 185)
HSL	hsl(209, 54%, 47%)
HSV	hsv(209, 70%, 73%)
CMYK	cmyk(69.7%, 33.5%, 0%, 27.5%)
CIE-LAB	lab(50.11, -0.67, -38.81)
CIE-LCH	lch(50.11, 38.81, 269.01°)
OKLab	oklab(56.87% -0.042 -0.11)
OKLCH	oklch(56.87% 0.118 249.1)
XYZ	xyz(17.4675, 18.5076, 48.5413)
Luminance	0.1851 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387BB9 #B97638

analogous

#38B9B6 #387BB9 #383BB9

triadic

#387BB9 #B9387B #7BB938

tetradic

#387BB9 #B638B9 #B97638 #3BB938

square

#387BB9 #B638B9 #B97638 #3BB938

split-complementary

#387BB9 #B9383B #B9B638

monochromatic

#1C3D5B #2A5C8A #387BB9 #5F99CF #8EB7DD

Accessibility & contrast

On white

4.47

#387BB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#387BB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387BB9

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387BB9	#FFFFFF	#000000	##000000
##387BB9	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7EBC

Deuteranopia (green-blind)

#4D72B8

Tritanopia (blue-blind)

#008A91

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #387bb9;
/* rgb */ color: rgb(56, 123, 185);
/* oklch */ color: oklch(56.9% 0.118 249.1);

Tailwind

colors: {
  custom: {
    50: '#7da0ce',
    500: '#387bb9',
    950: '#000000',
  },
}

SCSS

$custom: #387bb9;
$custom-light: #7da0ce;
$custom-dark: #000000;

JSON

{
  "hex": "#387bb9",
  "rgb": {
    "r": 56,
    "g": 123,
    "b": 185
  },
  "hsl": {
    "h": 208.837,
    "s": 53.527,
    "l": 47.255
  },
  "oklch": {
    "l": 0.56874,
    "c": 0.11778,
    "h": 249.1
  },
  "luminance": 0.18509
}

Semantic roles & 50–950 ramp

primary

#387BB9

secondary

#C8A585

accent

#914BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #387BB9

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

Preview Lab → · Contrast checker → · Palette generator →