#3789C2#3789C2

#3789C2 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.6% C 0.117 H 242.7°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#3789C2
RGB	rgb(55, 137, 194)
HSL	hsl(205, 56%, 49%)
HSV	hsv(205, 72%, 76%)
CMYK	cmyk(71.6%, 29.4%, 0%, 23.9%)
CIE-LAB	lab(54.65, -5.89, -36.81)
CIE-LCH	lch(54.65, 37.28, 260.91°)
OKLab	oklab(60.59% -0.0537 -0.1041)
OKLCH	oklch(60.59% 0.117 242.7)
XYZ	xyz(20.2551, 22.5963, 54.3225)
Luminance	0.2260 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3789C2 #C27037

analogous

#37C2B6 #3789C2 #3744C2

triadic

#3789C2 #C23789 #89C237

tetradic

#3789C2 #B637C2 #C27037 #44C237

square

#3789C2 #B637C2 #C27037 #44C237

split-complementary

#3789C2 #C23744 #C2B637

monochromatic

#1C4663 #296792 #3789C2 #63A5D3 #93C1E0

Accessibility & contrast

On white

3.80

#3789C2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#3789C2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3789C2

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3789C2	#FFFFFF	#000000	##000000
##3789C2	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F8AC5

Deuteranopia (green-blind)

#5C7DC1

Tritanopia (blue-blind)

#00979D

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3789c2;
/* rgb */ color: rgb(55, 137, 194);
/* oklch */ color: oklch(60.6% 0.117 242.7);

Tailwind

colors: {
  custom: {
    50: '#7fabd4',
    500: '#3789c2',
    950: '#000000',
  },
}

SCSS

$custom: #3789c2;
$custom-light: #7fabd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3789c2",
  "rgb": {
    "r": 55,
    "g": 137,
    "b": 194
  },
  "hsl": {
    "h": 204.604,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.60593,
    "c": 0.11712,
    "h": 242.7
  },
  "luminance": 0.22599
}

Semantic roles & 50–950 ramp

primary

#3789C2

secondary

#CBA489

accent

#8649DF

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #3789C2

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

Preview Lab → · Contrast checker → · Palette generator →