#3674BF#3674BF

#3674BF is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.5% C 0.133 H 254.8°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3674BF
RGB	rgb(54, 116, 191)
HSL	hsl(213, 56%, 48%)
HSV	hsv(213, 72%, 75%)
CMYK	cmyk(71.7%, 39.3%, 0%, 25.1%)
CIE-LAB	lab(48.30, 5.46, -45.12)
CIE-LCH	lch(48.30, 45.45, 276.90°)
OKLab	oklab(55.55% -0.035 -0.1286)
OKLCH	oklch(55.55% 0.133 254.8)
XYZ	xyz(17.1672, 17.0348, 51.6634)
Luminance	0.1704 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3674BF #BF8136

analogous

#36B8BF #3674BF #3D36BF

triadic

#3674BF #BF3674 #74BF36

tetradic

#3674BF #BF36B8 #BF8136 #36BF3D

square

#3674BF #BF36B8 #BF8136 #36BF3D

split-complementary

#3674BF #BF3D36 #B8BF36

monochromatic

#1B3A60 #29578F #3674BF #6094D2 #90B4E0

Accessibility & contrast

On white

4.76

#3674BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#3674BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3674BF

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3674BF	#FFFFFF	#000000	##FFFFFF
##3674BF	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#517AC2

Deuteranopia (green-blind)

#3C6DBD

Tritanopia (blue-blind)

#008690

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3674bf;
/* rgb */ color: rgb(54, 116, 191);
/* oklch */ color: oklch(55.5% 0.133 254.8);

Tailwind

colors: {
  custom: {
    50: '#7e9bd3',
    500: '#3674bf',
    950: '#000000',
  },
}

SCSS

$custom: #3674bf;
$custom-light: #7e9bd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3674bf",
  "rgb": {
    "r": 54,
    "g": 116,
    "b": 191
  },
  "hsl": {
    "h": 212.847,
    "s": 55.918,
    "l": 48.039
  },
  "oklch": {
    "l": 0.55548,
    "c": 0.13331,
    "h": 254.8
  },
  "luminance": 0.17037
}

Semantic roles & 50–950 ramp

primary

#3674BF

secondary

#CAAC87

accent

#9B49DF

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3674BF

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

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