#3677AA#3677AA

#3677AA is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.0% C 0.104 H 245.0°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3677AA
RGB	rgb(54, 119, 170)
HSL	hsl(206, 52%, 44%)
HSV	hsv(206, 68%, 67%)
CMYK	cmyk(68.2%, 30%, 0%, 33.3%)
CIE-LAB	lab(48.11, -3.91, -33.27)
CIE-LCH	lch(48.11, 33.50, 263.30°)
OKLab	oklab(55.04% -0.0437 -0.094)
OKLCH	oklch(55.04% 0.104 245)
XYZ	xyz(15.3711, 16.8786, 40.4702)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3677AA #AA6936

analogous

#36AAA3 #3677AA #363DAA

triadic

#3677AA #AA3677 #77AA36

tetradic

#3677AA #A336AA #AA6936 #3DAA36

square

#3677AA #A336AA #AA6936 #3DAA36

split-complementary

#3677AA #AA363D #AAA336

monochromatic

#18364D #27567C #3677AA #5496C9 #83B2D8

Accessibility & contrast

On white

4.80

#3677AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3677AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3677AA

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3677AA	#FFFFFF	#000000	##FFFFFF
##3677AA	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6078AC

Deuteranopia (green-blind)

#506DA9

Tritanopia (blue-blind)

#008389

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3677aa;
/* rgb */ color: rgb(54, 119, 170);
/* oklch */ color: oklch(55.0% 0.104 245.0);

Tailwind

colors: {
  custom: {
    50: '#7a9ec3',
    500: '#3677aa',
    950: '#000000',
  },
}

SCSS

$custom: #3677aa;
$custom-light: #7a9ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#3677aa",
  "rgb": {
    "r": 54,
    "g": 119,
    "b": 170
  },
  "hsl": {
    "h": 206.379,
    "s": 51.786,
    "l": 43.922
  },
  "oklch": {
    "l": 0.55038,
    "c": 0.10366,
    "h": 245
  },
  "luminance": 0.1688
}

Semantic roles & 50–950 ramp

primary

#3677AA

secondary

#C19A7B

accent

#8B4DDB

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3677AA

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

Preview Lab → · Contrast checker → · Palette generator →