#3379AC#3379AC

#3379AC is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.5% C 0.106 H 243.5°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3379AC
RGB	rgb(51, 121, 172)
HSL	hsl(205, 54%, 44%)
HSV	hsv(205, 70%, 67%)
CMYK	cmyk(70.3%, 29.7%, 0%, 32.5%)
CIE-LAB	lab(48.70, -4.87, -33.50)
CIE-LCH	lch(48.70, 33.86, 261.72°)
OKLab	oklab(55.51% -0.0471 -0.0947)
OKLCH	oklch(55.51% 0.106 243.5)
XYZ	xyz(15.6462, 17.3554, 41.5471)
Luminance	0.1736 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3379AC #AC6633

analogous

#33ACA2 #3379AC #333CAC

triadic

#3379AC #AC3379 #79AC33

tetradic

#3379AC #A233AC #AC6633 #3CAC33

square

#3379AC #A233AC #AC6633 #3CAC33

split-complementary

#3379AC #AC333C #ACA233

monochromatic

#17374E #25587D #3379AC #5198CB #80B4D9

Accessibility & contrast

On white

4.70

#3379AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3379AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3379AC

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3379AC	#FFFFFF	#000000	##FFFFFF
##3379AC	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#627AAE

Deuteranopia (green-blind)

#516EAB

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3379ac;
/* rgb */ color: rgb(51, 121, 172);
/* oklch */ color: oklch(55.5% 0.106 243.5);

Tailwind

colors: {
  custom: {
    50: '#799fc5',
    500: '#3379ac',
    950: '#000000',
  },
}

SCSS

$custom: #3379ac;
$custom-light: #799fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3379ac",
  "rgb": {
    "r": 51,
    "g": 121,
    "b": 172
  },
  "hsl": {
    "h": 205.289,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.55514,
    "c": 0.10574,
    "h": 243.5
  },
  "luminance": 0.17357
}

Semantic roles & 50–950 ramp

primary

#3379AC

secondary

#C29878

accent

#884ADE

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3379AC

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

Preview Lab → · Contrast checker → · Palette generator →