#387BDA#387BDA

#387BDA is a mid, vivid blue. Relative luminance 0.201; OKLCH L 58.9% C 0.160 H 257.7°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#387BDA
RGB	rgb(56, 123, 218)
HSL	hsl(215, 69%, 54%)
HSV	hsv(215, 74%, 85%)
CMYK	cmyk(74.3%, 43.6%, 0%, 14.5%)
CIE-LAB	lab(51.91, 11.28, -54.75)
CIE-LCH	lch(51.91, 55.90, 281.65°)
OKLab	oklab(58.87% -0.0342 -0.1568)
OKLCH	oklch(58.87% 0.16 257.7)
XYZ	xyz(21.3641, 20.0662, 69.0633)
Luminance	0.2007 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387BDA #DA9738

analogous

#38CCDA #387BDA #4638DA

triadic

#387BDA #DA387B #7BDA38

tetradic

#387BDA #DA38CC #DA9738 #38DA46

square

#387BDA #DA38CC #DA9738 #38DA46

split-complementary

#387BDA #DA4638 #CCDA38

monochromatic

#184380 #215EB3 #387BDA #6C9DE4 #9FBFED

Accessibility & contrast

On white

4.19

#387BDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#387BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387BDA

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387BDA	#FFFFFF	#000000	##000000
##387BDA	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B84DE

Deuteranopia (green-blind)

#2C75D8

Tritanopia (blue-blind)

#0091A0

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #387bda;
/* rgb */ color: rgb(56, 123, 218);
/* oklch */ color: oklch(58.9% 0.160 257.7);

Tailwind

colors: {
  custom: {
    50: '#84a0e6',
    500: '#387bda',
    950: '#000000',
  },
}

SCSS

$custom: #387bda;
$custom-light: #84a0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#387bda",
  "rgb": {
    "r": 56,
    "g": 123,
    "b": 218
  },
  "hsl": {
    "h": 215.185,
    "s": 68.644,
    "l": 53.725
  },
  "oklch": {
    "l": 0.58869,
    "c": 0.16046,
    "h": 257.7
  },
  "luminance": 0.20069
}

Semantic roles & 50–950 ramp

primary

#387BDA

secondary

#DABD94

accent

#A33CEB

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #387BDA

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

Preview Lab → · Contrast checker → · Palette generator →