#3690BA#3690BA

#3690BA is a mid, moderate cyan. Relative luminance 0.243; OKLCH L 61.8% C 0.105 H 232.4°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#3690BA
RGB	rgb(54, 144, 186)
HSL	hsl(199, 55%, 47%)
HSV	hsv(199, 71%, 73%)
CMYK	cmyk(71%, 22.6%, 0%, 27.1%)
CIE-LAB	lab(56.36, -12.76, -29.60)
CIE-LCH	lch(56.36, 32.23, 246.68°)
OKLab	oklab(61.82% -0.064 -0.0831)
OKLCH	oklch(61.82% 0.105 232.4)
XYZ	xyz(20.3540, 24.2737, 50.0574)
Luminance	0.2428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3690BA #BA6036

analogous

#36BAA2 #3690BA #364EBA

triadic

#3690BA #BA3690 #90BA36

tetradic

#3690BA #A236BA #BA6036 #4EBA36

square

#3690BA #A236BA #BA6036 #4EBA36

split-complementary

#3690BA #BA364E #BAA236

monochromatic

#1A475B #286B8B #3690BA #5DABD0 #8DC4DE

Accessibility & contrast

On white

3.59

#3690BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#3690BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3690BA

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3690BA	#FFFFFF	#000000	##000000
##3690BA	1.00	3.59	5.86	5.86
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8EBC

Deuteranopia (green-blind)

#6981B9

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3690ba;
/* rgb */ color: rgb(54, 144, 186);
/* oklch */ color: oklch(61.8% 0.105 232.4);

Tailwind

colors: {
  custom: {
    50: '#7eb0cf',
    500: '#3690ba',
    950: '#000000',
  },
}

SCSS

$custom: #3690ba;
$custom-light: #7eb0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3690ba",
  "rgb": {
    "r": 54,
    "g": 144,
    "b": 186
  },
  "hsl": {
    "h": 199.091,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.61823,
    "c": 0.1049,
    "h": 232.4
  },
  "luminance": 0.24276
}

Semantic roles & 50–950 ramp

primary

#3690BA

secondary

#C89984

accent

#7949DE

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3690BA

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

Preview Lab → · Contrast checker → · Palette generator →