#3687A2#3687A2

#3687A2 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.5% C 0.088 H 223.5°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#3687A2
RGB	rgb(54, 135, 162)
HSL	hsl(195, 50%, 42%)
HSV	hsv(195, 67%, 64%)
CMYK	cmyk(66.7%, 16.7%, 0%, 36.5%)
CIE-LAB	lab(52.64, -15.79, -21.59)
CIE-LCH	lch(52.64, 26.75, 233.81°)
OKLab	oklab(58.53% -0.0636 -0.0602)
OKLCH	oklch(58.53% 0.088 223.5)
XYZ	xyz(16.7043, 20.7191, 37.2943)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3687A2 #A25136

analogous

#36A287 #3687A2 #3651A2

triadic

#3687A2 #A23687 #87A236

tetradic

#3687A2 #8736A2 #A25136 #51A236

square

#3687A2 #8736A2 #A25136 #51A236

split-complementary

#3687A2 #A23651 #A28736

monochromatic

#173B46 #276174 #3687A2 #50A8C5 #7EBFD4

Accessibility & contrast

On white

4.08

#3687A2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#3687A2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3687A2

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3687A2	#FFFFFF	#000000	##000000
##3687A2	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7884A3

Deuteranopia (green-blind)

#6879A2

Tritanopia (blue-blind)

#008F90

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3687a2;
/* rgb */ color: rgb(54, 135, 162);
/* oklch */ color: oklch(58.5% 0.088 223.5);

Tailwind

colors: {
  custom: {
    50: '#7aaabd',
    500: '#3687a2',
    950: '#000000',
  },
}

SCSS

$custom: #3687a2;
$custom-light: #7aaabd;
$custom-dark: #000000;

JSON

{
  "hex": "#3687a2",
  "rgb": {
    "r": 54,
    "g": 135,
    "b": 162
  },
  "hsl": {
    "h": 195,
    "s": 50,
    "l": 42.353
  },
  "oklch": {
    "l": 0.58528,
    "c": 0.0876,
    "h": 223.5
  },
  "luminance": 0.20721
}

Semantic roles & 50–950 ramp

primary

#3687A2

secondary

#BD8877

accent

#714EDA

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3687A2

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

Preview Lab → · Contrast checker → · Palette generator →