#3671BD#3671BD

#3671BD is a mid, vivid cyan. Relative luminance 0.163; OKLCH L 54.7% C 0.134 H 255.9°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#3671BD
RGB	rgb(54, 113, 189)
HSL	hsl(214, 56%, 48%)
HSV	hsv(214, 71%, 74%)
CMYK	cmyk(71.4%, 40.2%, 0%, 25.9%)
CIE-LAB	lab(47.32, 6.59, -45.53)
CIE-LCH	lch(47.32, 46.01, 278.24°)
OKLab	oklab(54.75% -0.0326 -0.1299)
OKLCH	oklch(54.75% 0.134 255.9)
XYZ	xyz(16.6084, 16.2669, 50.3988)
Luminance	0.1627 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3671BD #BD8236

analogous

#36B4BD #3671BD #3E36BD

triadic

#3671BD #BD3671 #71BD36

tetradic

#3671BD #BD36B4 #BD8236 #36BD3E

square

#3671BD #BD36B4 #BD8236 #36BD3E

split-complementary

#3671BD #BD3E36 #B4BD36

monochromatic

#1B385E #28558D #3671BD #5F91D1 #8FB2DF

Accessibility & contrast

On white

4.94

#3671BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#3671BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3671BD

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3671BD	#FFFFFF	#000000	##FFFFFF
##3671BD	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D77C0

Deuteranopia (green-blind)

#386ABB

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3671bd;
/* rgb */ color: rgb(54, 113, 189);
/* oklch */ color: oklch(54.7% 0.134 255.9);

Tailwind

colors: {
  custom: {
    50: '#7d99d1',
    500: '#3671bd',
    950: '#000000',
  },
}

SCSS

$custom: #3671bd;
$custom-light: #7d99d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3671bd",
  "rgb": {
    "r": 54,
    "g": 113,
    "b": 189
  },
  "hsl": {
    "h": 213.778,
    "s": 55.556,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54747,
    "c": 0.13392,
    "h": 255.9
  },
  "luminance": 0.16269
}

Semantic roles & 50–950 ramp

primary

#3671BD

secondary

#C9AC85

accent

#9D49DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3671BD

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

Preview Lab → · Contrast checker → · Palette generator →