#3889B0#3889B0

#3889B0 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.7% C 0.098 H 232.7°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#3889B0
RGB	rgb(56, 137, 176)
HSL	hsl(200, 52%, 45%)
HSV	hsv(200, 68%, 69%)
CMYK	cmyk(68.2%, 22.2%, 0%, 31%)
CIE-LAB	lab(53.88, -11.93, -27.73)
CIE-LCH	lch(53.88, 30.18, 246.73°)
OKLab	oklab(59.73% -0.0592 -0.0778)
OKLCH	oklch(59.73% 0.098 232.7)
XYZ	xyz(18.4099, 21.8647, 44.3159)
Luminance	0.2187 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3889B0 #B05F38

analogous

#38B09B #3889B0 #384DB0

triadic

#3889B0 #B03889 #89B038

tetradic

#3889B0 #9B38B0 #B05F38 #4DB038

square

#3889B0 #9B38B0 #B05F38 #4DB038

split-complementary

#3889B0 #B0384D #B09B38

monochromatic

#1A4153 #296582 #3889B0 #5BA6CB #89BFD9

Accessibility & contrast

On white

3.91

#3889B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#3889B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3889B0

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3889B0	#FFFFFF	#000000	##000000
##3889B0	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7688B2

Deuteranopia (green-blind)

#657CAF

Tritanopia (blue-blind)

#009396

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3889b0;
/* rgb */ color: rgb(56, 137, 176);
/* oklch */ color: oklch(59.7% 0.098 232.7);

Tailwind

colors: {
  custom: {
    50: '#7dabc7',
    500: '#3889b0',
    950: '#000000',
  },
}

SCSS

$custom: #3889b0;
$custom-light: #7dabc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3889b0",
  "rgb": {
    "r": 56,
    "g": 137,
    "b": 176
  },
  "hsl": {
    "h": 199.5,
    "s": 51.724,
    "l": 45.49
  },
  "oklch": {
    "l": 0.59726,
    "c": 0.09777,
    "h": 232.7
  },
  "luminance": 0.21867
}

Semantic roles & 50–950 ramp

primary

#3889B0

secondary

#C49680

accent

#7B4DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3889B0

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

Preview Lab → · Contrast checker → · Palette generator →