#387DDE#387DDE

#387DDE is a mid, vivid blue. Relative luminance 0.208; OKLCH L 59.6% C 0.163 H 257.6°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#387DDE
RGB	rgb(56, 125, 222)
HSL	hsl(215, 72%, 55%)
HSV	hsv(215, 75%, 87%)
CMYK	cmyk(74.8%, 43.7%, 0%, 12.9%)
CIE-LAB	lab(52.71, 11.51, -55.73)
CIE-LCH	lch(52.71, 56.91, 281.67°)
OKLab	oklab(59.56% -0.0351 -0.1596)
OKLCH	oklch(59.56% 0.163 257.6)
XYZ	xyz(22.1445, 20.7794, 71.9368)
Luminance	0.2078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387DDE #DE9938

analogous

#38D0DE #387DDE #4638DE

triadic

#387DDE #DE387D #7DDE38

tetradic

#387DDE #DE38D0 #DE9938 #38DE46

square

#387DDE #DE38D0 #DE9938 #38DE46

split-complementary

#387DDE #DE4638 #D0DE38

monochromatic

#164485 #1F5FBA #387DDE #6C9FE7 #A1C2EF

Accessibility & contrast

On white

4.07

#387DDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#387DDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387DDE

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387DDE	#FFFFFF	#000000	##000000
##387DDE	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C86E2

Deuteranopia (green-blind)

#2B77DC

Tritanopia (blue-blind)

#0094A3

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #387dde;
/* rgb */ color: rgb(56, 125, 222);
/* oklch */ color: oklch(59.6% 0.163 257.6);

Tailwind

colors: {
  custom: {
    50: '#84a2e9',
    500: '#387dde',
    950: '#000000',
  },
}

SCSS

$custom: #387dde;
$custom-light: #84a2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#387dde",
  "rgb": {
    "r": 56,
    "g": 125,
    "b": 222
  },
  "hsl": {
    "h": 215.06,
    "s": 71.552,
    "l": 54.51
  },
  "oklch": {
    "l": 0.5956,
    "c": 0.16344,
    "h": 257.6
  },
  "luminance": 0.20782
}

Semantic roles & 50–950 ramp

primary

#387DDE

secondary

#DCBF96

accent

#A33AEE

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #387DDE

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

Preview Lab → · Contrast checker → · Palette generator →