#3379AB#3379AB

#3379AB is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.5% C 0.105 H 243.0°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3379AB
RGB	rgb(51, 121, 171)
HSL	hsl(205, 54%, 44%)
HSV	hsv(205, 70%, 67%)
CMYK	cmyk(70.2%, 29.2%, 0%, 32.9%)
CIE-LAB	lab(48.66, -5.23, -33.00)
CIE-LCH	lch(48.66, 33.41, 261.00°)
OKLab	oklab(55.46% -0.0474 -0.0932)
OKLCH	oklch(55.46% 0.105 243)
XYZ	xyz(15.5505, 17.3171, 41.0432)
Luminance	0.1732 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3379AB #AB6533

analogous

#33ABA1 #3379AB #333DAB

triadic

#3379AB #AB3379 #79AB33

tetradic

#3379AB #A133AB #AB6533 #3DAB33

square

#3379AB #A133AB #AB6533 #3DAB33

split-complementary

#3379AB #AB333D #ABA133

monochromatic

#17364D #25587C #3379AB #5098CB #7FB4D9

Accessibility & contrast

On white

4.70

#3379AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#3379AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3379AB

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3379AB	#FFFFFF	#000000	##FFFFFF
##3379AB	1.00	4.70	4.46	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#627AAD

Deuteranopia (green-blind)

#526EAA

Tritanopia (blue-blind)

#00858A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3379ab;
/* rgb */ color: rgb(51, 121, 171);
/* oklch */ color: oklch(55.5% 0.105 243.0);

Tailwind

colors: {
  custom: {
    50: '#799fc4',
    500: '#3379ab',
    950: '#000000',
  },
}

SCSS

$custom: #3379ab;
$custom-light: #799fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3379ab",
  "rgb": {
    "r": 51,
    "g": 121,
    "b": 171
  },
  "hsl": {
    "h": 205,
    "s": 54.054,
    "l": 43.529
  },
  "oklch": {
    "l": 0.55461,
    "c": 0.10457,
    "h": 243
  },
  "luminance": 0.17319
}

Semantic roles & 50–950 ramp

primary

#3379AB

secondary

#C29778

accent

#884ADD

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3379AB

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

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