#3F79A2#3F79A2

#3F79A2 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.5% C 0.088 H 241.6°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3F79A2
RGB	rgb(63, 121, 162)
HSL	hsl(205, 44%, 44%)
HSV	hsv(205, 61%, 64%)
CMYK	cmyk(61.1%, 25.3%, 0%, 36.5%)
CIE-LAB	lab(48.68, -6.19, -27.68)
CIE-LCH	lch(48.68, 28.36, 257.39°)
OKLab	oklab(55.47% -0.0421 -0.0777)
OKLCH	oklch(55.47% 0.088 241.6)
XYZ	xyz(15.4064, 17.3387, 36.7102)
Luminance	0.1734 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F79A2 #A2683F

analogous

#3FA29A #3F79A2 #3F48A2

triadic

#3F79A2 #A23F79 #79A23F

tetradic

#3F79A2 #9A3FA2 #A2683F #48A23F

square

#3F79A2 #9A3FA2 #A2683F #48A23F

split-complementary

#3F79A2 #A23F48 #A29A3F

monochromatic

#1D374A #2E5876 #3F79A2 #5E98C0 #8AB4D1

Accessibility & contrast

On white

4.70

#3F79A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3F79A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F79A2

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F79A2	#FFFFFF	#000000	##FFFFFF
##3F79A2	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)

#6779A4

Deuteranopia (green-blind)

#596FA1

Tritanopia (blue-blind)

#008387

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3f79a2;
/* rgb */ color: rgb(63, 121, 162);
/* oklch */ color: oklch(55.5% 0.088 241.6);

Tailwind

colors: {
  custom: {
    50: '#7d9fbd',
    500: '#3f79a2',
    950: '#000000',
  },
}

SCSS

$custom: #3f79a2;
$custom-light: #7d9fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f79a2",
  "rgb": {
    "r": 63,
    "g": 121,
    "b": 162
  },
  "hsl": {
    "h": 204.848,
    "s": 44,
    "l": 44.118
  },
  "oklch": {
    "l": 0.55468,
    "c": 0.08833,
    "h": 241.6
  },
  "luminance": 0.1734
}

Semantic roles & 50–950 ramp

primary

#3F79A2

secondary

#BC9981

accent

#8954D4

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3F79A2

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

Preview Lab → · Contrast checker → · Palette generator →