#387DBB#387DBB

#387DBB is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.4% C 0.118 H 248.5°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#387DBB
RGB	rgb(56, 125, 187)
HSL	hsl(208, 54%, 48%)
HSV	hsv(208, 70%, 73%)
CMYK	cmyk(70.1%, 33.2%, 0%, 26.7%)
CIE-LAB	lab(50.80, -1.15, -38.87)
CIE-LCH	lch(50.80, 38.89, 268.30°)
OKLab	oklab(57.45% -0.0434 -0.1102)
OKLCH	oklch(57.45% 0.118 248.5)
XYZ	xyz(17.9308, 19.0939, 49.7446)
Luminance	0.1910 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387DBB #BB7638

analogous

#38BBB7 #387DBB #383CBB

triadic

#387DBB #BB387D #7DBB38

tetradic

#387DBB #B738BB #BB7638 #3CBB38

square

#387DBB #B738BB #BB7638 #3CBB38

split-complementary

#387DBB #BB383C #BBB738

monochromatic

#1C3E5D #2A5E8C #387DBB #619BD0 #90B9DE

Accessibility & contrast

On white

4.36

#387DBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#387DBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387DBB

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387DBB	#FFFFFF	#000000	##000000
##387DBB	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6180BE

Deuteranopia (green-blind)

#4F73BA

Tritanopia (blue-blind)

#008C93

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #387dbb;
/* rgb */ color: rgb(56, 125, 187);
/* oklch */ color: oklch(57.4% 0.118 248.5);

Tailwind

colors: {
  custom: {
    50: '#7ea2d0',
    500: '#387dbb',
    950: '#000000',
  },
}

SCSS

$custom: #387dbb;
$custom-light: #7ea2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#387dbb",
  "rgb": {
    "r": 56,
    "g": 125,
    "b": 187
  },
  "hsl": {
    "h": 208.397,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57449,
    "c": 0.11843,
    "h": 248.5
  },
  "luminance": 0.19096
}

Semantic roles & 50–950 ramp

primary

#387DBB

secondary

#C8A686

accent

#904BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #387DBB

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

Preview Lab → · Contrast checker → · Palette generator →