#3890BB#3890BB

#3890BB is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 61.9% C 0.105 H 233.5°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#3890BB
RGB	rgb(56, 144, 187)
HSL	hsl(200, 54%, 48%)
HSV	hsv(200, 70%, 73%)
CMYK	cmyk(70.1%, 23%, 0%, 26.7%)
CIE-LAB	lab(56.46, -12.13, -30.01)
CIE-LCH	lch(56.46, 32.37, 247.99°)
OKLab	oklab(61.93% -0.0625 -0.0843)
OKLCH	oklch(61.93% 0.105 233.5)
XYZ	xyz(20.5702, 24.3728, 50.6244)
Luminance	0.2437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3890BB #BB6338

analogous

#38BBA5 #3890BB #384EBB

triadic

#3890BB #BB3890 #90BB38

tetradic

#3890BB #A538BB #BB6338 #4EBB38

square

#3890BB #A538BB #BB6338 #4EBB38

split-complementary

#3890BB #BB384E #BBA538

monochromatic

#1C475D #2A6C8C #3890BB #61ABD0 #90C4DE

Accessibility & contrast

On white

3.57

#3890BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#3890BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3890BB

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3890BB	#FFFFFF	#000000	##000000
##3890BB	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8FBD

Deuteranopia (green-blind)

#6982BA

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3890bb;
/* rgb */ color: rgb(56, 144, 187);
/* oklch */ color: oklch(61.9% 0.105 233.5);

Tailwind

colors: {
  custom: {
    50: '#7fb0cf',
    500: '#3890bb',
    950: '#000000',
  },
}

SCSS

$custom: #3890bb;
$custom-light: #7fb0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3890bb",
  "rgb": {
    "r": 56,
    "g": 144,
    "b": 187
  },
  "hsl": {
    "h": 199.695,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.61931,
    "c": 0.10495,
    "h": 233.5
  },
  "luminance": 0.24375
}

Semantic roles & 50–950 ramp

primary

#3890BB

secondary

#C89C86

accent

#7B4BDD

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3890BB

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

Preview Lab → · Contrast checker → · Palette generator →