#3669AD#3669AD

#3669AD is a mid, vivid cyan. Relative luminance 0.139; OKLCH L 51.9% C 0.121 H 256.4°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#3669AD
RGB	rgb(54, 105, 173)
HSL	hsl(214, 52%, 45%)
HSV	hsv(214, 69%, 68%)
CMYK	cmyk(68.8%, 39.3%, 0%, 32.2%)
CIE-LAB	lab(44.09, 5.74, -41.36)
CIE-LCH	lch(44.09, 41.76, 277.90°)
OKLab	oklab(51.94% -0.0286 -0.1178)
OKLCH	oklch(51.94% 0.121 256.4)
XYZ	xyz(14.1130, 13.9031, 41.4669)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3669AD #AD7A36

analogous

#36A5AD #3669AD #3F36AD

triadic

#3669AD #AD3669 #69AD36

tetradic

#3669AD #AD36A5 #AD7A36 #36AD3F

square

#3669AD #AD36A5 #AD7A36 #36AD3F

split-complementary

#3669AD #AD3F36 #A5AD36

monochromatic

#193050 #274D7E #3669AD #5688CA #85A9D9

Accessibility & contrast

On white

5.55

#3669AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#3669AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3669AD

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3669AD	#FFFFFF	#000000	##FFFFFF
##3669AD	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6EB0

Deuteranopia (green-blind)

#3863AC

Tritanopia (blue-blind)

#007982

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3669ad;
/* rgb */ color: rgb(54, 105, 173);
/* oklch */ color: oklch(51.9% 0.121 256.4);

Tailwind

colors: {
  custom: {
    50: '#7a93c6',
    500: '#3669ad',
    950: '#000000',
  },
}

SCSS

$custom: #3669ad;
$custom-light: #7a93c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3669ad",
  "rgb": {
    "r": 54,
    "g": 105,
    "b": 173
  },
  "hsl": {
    "h": 214.286,
    "s": 52.423,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51944,
    "c": 0.12118,
    "h": 256.4
  },
  "luminance": 0.13905
}

Semantic roles & 50–950 ramp

primary

#3669AD

secondary

#C2A47C

accent

#9E4CDC

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3669AD

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

Preview Lab → · Contrast checker → · Palette generator →