#3674B0#3674B0

#3674B0 is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.7% C 0.114 H 250.0°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3674B0
RGB	rgb(54, 116, 176)
HSL	hsl(210, 53%, 45%)
HSV	hsv(210, 69%, 69%)
CMYK	cmyk(69.3%, 34.1%, 0%, 31%)
CIE-LAB	lab(47.51, 0.03, -37.71)
CIE-LCH	lch(47.51, 37.71, 270.04°)
OKLab	oklab(54.66% -0.0388 -0.1069)
OKLCH	oklch(54.66% 0.114 250)
XYZ	xyz(15.6003, 16.4080, 43.4108)
Luminance	0.1641 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3674B0 #B07236

analogous

#36B0AF #3674B0 #3637B0

triadic

#3674B0 #B03674 #74B036

tetradic

#3674B0 #AF36B0 #B07236 #37B036

square

#3674B0 #AF36B0 #B07236 #37B036

split-complementary

#3674B0 #B03637 #B0AF36

monochromatic

#193652 #285581 #3674B0 #5893CC #86B1DA

Accessibility & contrast

On white

4.90

#3674B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#3674B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3674B0

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3674B0	#FFFFFF	#000000	##FFFFFF
##3674B0	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5977B3

Deuteranopia (green-blind)

#486BAF

Tritanopia (blue-blind)

#00828A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3674b0;
/* rgb */ color: rgb(54, 116, 176);
/* oklch */ color: oklch(54.7% 0.114 250.0);

Tailwind

colors: {
  custom: {
    50: '#7b9bc8',
    500: '#3674b0',
    950: '#000000',
  },
}

SCSS

$custom: #3674b0;
$custom-light: #7b9bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#3674b0",
  "rgb": {
    "r": 54,
    "g": 116,
    "b": 176
  },
  "hsl": {
    "h": 209.508,
    "s": 53.043,
    "l": 45.098
  },
  "oklch": {
    "l": 0.54663,
    "c": 0.11378,
    "h": 250
  },
  "luminance": 0.1641
}

Semantic roles & 50–950 ramp

primary

#3674B0

secondary

#C4A07E

accent

#934BDC

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3674B0

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

Preview Lab → · Contrast checker → · Palette generator →