#3689AF#3689AF

#3689AF is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.6% C 0.098 H 231.6°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3689AF
RGB	rgb(54, 137, 175)
HSL	hsl(199, 53%, 45%)
HSV	hsv(199, 69%, 69%)
CMYK	cmyk(69.1%, 21.7%, 0%, 31.4%)
CIE-LAB	lab(53.78, -12.58, -27.32)
CIE-LCH	lch(53.78, 30.07, 245.28°)
OKLab	oklab(59.61% -0.0608 -0.0766)
OKLCH	oklch(59.61% 0.098 231.6)
XYZ	xyz(18.2018, 21.7687, 43.7916)
Luminance	0.2177 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3689AF #AF5C36

analogous

#36AF98 #3689AF #364DAF

triadic

#3689AF #AF3689 #89AF36

tetradic

#3689AF #9836AF #AF5C36 #4DAF36

square

#3689AF #9836AF #AF5C36 #4DAF36

split-complementary

#3689AF #AF364D #AF9836

monochromatic

#194051 #286480 #3689AF #57A7CB #86BFDA

Accessibility & contrast

On white

3.92

#3689AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#3689AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3689AF

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3689AF	#FFFFFF	#000000	##000000
##3689AF	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7687B1

Deuteranopia (green-blind)

#657BAE

Tritanopia (blue-blind)

#009396

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3689af;
/* rgb */ color: rgb(54, 137, 175);
/* oklch */ color: oklch(59.6% 0.098 231.6);

Tailwind

colors: {
  custom: {
    50: '#7cabc7',
    500: '#3689af',
    950: '#000000',
  },
}

SCSS

$custom: #3689af;
$custom-light: #7cabc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3689af",
  "rgb": {
    "r": 54,
    "g": 137,
    "b": 175
  },
  "hsl": {
    "h": 198.843,
    "s": 52.838,
    "l": 44.902
  },
  "oklch": {
    "l": 0.59614,
    "c": 0.0978,
    "h": 231.6
  },
  "luminance": 0.21771
}

Semantic roles & 50–950 ramp

primary

#3689AF

secondary

#C3937D

accent

#794CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3689AF

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

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