#3685B0#3685B0

#3685B0 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.7% C 0.101 H 236.0°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#3685B0
RGB	rgb(54, 133, 176)
HSL	hsl(201, 53%, 45%)
HSV	hsv(201, 69%, 69%)
CMYK	cmyk(69.3%, 24.4%, 0%, 31%)
CIE-LAB	lab(52.61, -9.98, -29.71)
CIE-LCH	lch(52.61, 31.34, 251.43°)
OKLab	oklab(58.7% -0.0563 -0.0835)
OKLCH	oklch(58.7% 0.101 236)
XYZ	xyz(17.7423, 20.6920, 44.1248)
Luminance	0.2069 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3685B0 #B06136

analogous

#36B09E #3685B0 #3648B0

triadic

#3685B0 #B03685 #85B036

tetradic

#3685B0 #9E36B0 #B06136 #48B036

square

#3685B0 #9E36B0 #B06136 #48B036

split-complementary

#3685B0 #B03648 #B09E36

monochromatic

#193E52 #286281 #3685B0 #58A3CC #86BDDA

Accessibility & contrast

On white

4.09

#3685B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#3685B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3685B0

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3685B0	#FFFFFF	#000000	##000000
##3685B0	1.00	4.09	5.14	5.14
#FFFFFF	4.09	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)

#7084B2

Deuteranopia (green-blind)

#6078AF

Tritanopia (blue-blind)

#009094

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3685b0;
/* rgb */ color: rgb(54, 133, 176);
/* oklch */ color: oklch(58.7% 0.101 236.0);

Tailwind

colors: {
  custom: {
    50: '#7ca8c7',
    500: '#3685b0',
    950: '#000000',
  },
}

SCSS

$custom: #3685b0;
$custom-light: #7ca8c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3685b0",
  "rgb": {
    "r": 54,
    "g": 133,
    "b": 176
  },
  "hsl": {
    "h": 201.148,
    "s": 53.043,
    "l": 45.098
  },
  "oklch": {
    "l": 0.58696,
    "c": 0.10072,
    "h": 236
  },
  "luminance": 0.20694
}

Semantic roles & 50–950 ramp

primary

#3685B0

secondary

#C4977E

accent

#7E4BDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3685B0

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

Preview Lab → · Contrast checker → · Palette generator →