#3889D9#3889D9

#3889D9 is a mid, vivid cyan. Relative luminance 0.237; OKLCH L 61.9% C 0.144 H 251.1°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#3889D9
RGB	rgb(56, 137, 217)
HSL	hsl(210, 68%, 54%)
HSV	hsv(210, 74%, 85%)
CMYK	cmyk(74.2%, 36.9%, 0%, 14.9%)
CIE-LAB	lab(55.83, 2.42, -47.95)
CIE-LCH	lch(55.83, 48.01, 272.89°)
OKLab	oklab(61.9% -0.0467 -0.1366)
OKLCH	oklch(61.9% 0.144 251.1)
XYZ	xyz(23.0962, 23.7392, 68.9971)
Luminance	0.2374 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3889D9 #D98838

analogous

#38D9D8 #3889D9 #3838D9

triadic

#3889D9 #D93889 #89D938

tetradic

#3889D9 #D838D9 #D98838 #38D938

square

#3889D9 #D838D9 #D98838 #38D938

split-complementary

#3889D9 #D93838 #D9D838

monochromatic

#184C7E #226AB2 #3889D9 #6BA7E3 #9FC6ED

Accessibility & contrast

On white

3.65

#3889D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#3889D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3889D9

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3889D9	#FFFFFF	#000000	##000000
##3889D9	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648EDC

Deuteranopia (green-blind)

#4C7FD7

Tritanopia (blue-blind)

#009CA7

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3889d9;
/* rgb */ color: rgb(56, 137, 217);
/* oklch */ color: oklch(61.9% 0.144 251.1);

Tailwind

colors: {
  custom: {
    50: '#83abe5',
    500: '#3889d9',
    950: '#000000',
  },
}

SCSS

$custom: #3889d9;
$custom-light: #83abe5;
$custom-dark: #000000;

JSON

{
  "hex": "#3889d9",
  "rgb": {
    "r": 56,
    "g": 137,
    "b": 217
  },
  "hsl": {
    "h": 209.814,
    "s": 67.932,
    "l": 53.529
  },
  "oklch": {
    "l": 0.61897,
    "c": 0.14433,
    "h": 251.1
  },
  "luminance": 0.23742
}

Semantic roles & 50–950 ramp

primary

#3889D9

secondary

#D9B694

accent

#933DEB

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #3889D9

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

Preview Lab → · Contrast checker → · Palette generator →