#3390BF#3390BF

#3390BF is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 62.0% C 0.111 H 234.9°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#3390BF
RGB	rgb(51, 144, 191)
HSL	hsl(200, 58%, 47%)
HSV	hsv(200, 73%, 75%)
CMYK	cmyk(73.3%, 24.6%, 0%, 25.1%)
CIE-LAB	lab(56.50, -11.47, -32.23)
CIE-LCH	lch(56.50, 34.21, 250.42°)
OKLab	oklab(61.98% -0.0638 -0.0908)
OKLCH	oklch(61.98% 0.111 234.9)
XYZ	xyz(20.7387, 24.4095, 52.8986)
Luminance	0.2441 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3390BF #BF6233

analogous

#33BFA8 #3390BF #334ABF

triadic

#3390BF #BF3390 #90BF33

tetradic

#3390BF #A833BF #BF6233 #4ABF33

square

#3390BF #A833BF #BF6233 #4ABF33

split-complementary

#3390BF #BF334A #BFA833

monochromatic

#19475E #266C8F #3390BF #5CABD3 #8CC4E0

Accessibility & contrast

On white

3.57

#3390BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#3390BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3390BF

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3390BF	#FFFFFF	#000000	##000000
##3390BF	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)

#798FC1

Deuteranopia (green-blind)

#6682BE

Tritanopia (blue-blind)

#009CA0

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3390bf;
/* rgb */ color: rgb(51, 144, 191);
/* oklch */ color: oklch(62.0% 0.111 234.9);

Tailwind

colors: {
  custom: {
    50: '#7db0d2',
    500: '#3390bf',
    950: '#000000',
  },
}

SCSS

$custom: #3390bf;
$custom-light: #7db0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3390bf",
  "rgb": {
    "r": 51,
    "g": 144,
    "b": 191
  },
  "hsl": {
    "h": 200.143,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.61978,
    "c": 0.11094,
    "h": 234.9
  },
  "luminance": 0.24412
}

Semantic roles & 50–950 ramp

primary

#3390BF

secondary

#CB9B83

accent

#7B47E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3390BF

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

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