#3379BC#3379BC

#3379BC is a mid, vivid cyan. Relative luminance 0.180; OKLCH L 56.4% C 0.125 H 250.2°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3379BC
RGB	rgb(51, 121, 188)
HSL	hsl(209, 57%, 47%)
HSV	hsv(209, 73%, 74%)
CMYK	cmyk(72.9%, 35.6%, 0%, 26.3%)
CIE-LAB	lab(49.51, 0.88, -41.50)
CIE-LCH	lch(49.51, 41.51, 271.22°)
OKLab	oklab(56.41% -0.0424 -0.118)
OKLCH	oklch(56.41% 0.125 250.2)
XYZ	xyz(17.2763, 18.0075, 50.1325)
Luminance	0.1801 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3379BC #BC7633

analogous

#33BCBB #3379BC #3335BC

triadic

#3379BC #BC3379 #79BC33

tetradic

#3379BC #BB33BC #BC7633 #35BC33

square

#3379BC #BB33BC #BC7633 #35BC33

split-complementary

#3379BC #BC3335 #BCBB33

monochromatic

#193B5C #265A8C #3379BC #5A97D2 #8AB6DF

Accessibility & contrast

On white

4.56

#3379BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#3379BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3379BC

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3379BC	#FFFFFF	#000000	##000000
##3379BC	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7DBF

Deuteranopia (green-blind)

#4670BB

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3379bc;
/* rgb */ color: rgb(51, 121, 188);
/* oklch */ color: oklch(56.4% 0.125 250.2);

Tailwind

colors: {
  custom: {
    50: '#7c9fd0',
    500: '#3379bc',
    950: '#000000',
  },
}

SCSS

$custom: #3379bc;
$custom-light: #7c9fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3379bc",
  "rgb": {
    "r": 51,
    "g": 121,
    "b": 188
  },
  "hsl": {
    "h": 209.343,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.56406,
    "c": 0.12537,
    "h": 250.2
  },
  "luminance": 0.18009
}

Semantic roles & 50–950 ramp

primary

#3379BC

secondary

#C9A581

accent

#9247E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3379BC

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

Preview Lab → · Contrast checker → · Palette generator →