#3A66A0#3A66A0

#3A66A0 is a mid, moderate cyan. Relative luminance 0.129; OKLCH L 50.7% C 0.105 H 256.0°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#3A66A0
RGB	rgb(58, 102, 160)
HSL	hsl(214, 47%, 43%)
HSV	hsv(214, 64%, 63%)
CMYK	cmyk(63.8%, 36.2%, 0%, 37.3%)
CIE-LAB	lab(42.67, 3.65, -35.94)
CIE-LCH	lch(42.67, 36.13, 275.81°)
OKLab	oklab(50.65% -0.0255 -0.1019)
OKLCH	oklch(50.65% 0.105 256)
XYZ	xyz(12.8392, 12.9391, 35.0718)
Luminance	0.1294 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A66A0 #A0743A

analogous

#3A99A0 #3A66A0 #413AA0

triadic

#3A66A0 #A03A66 #66A03A

tetradic

#3A66A0 #A03A99 #A0743A #3AA041

square

#3A66A0 #A03A99 #A0743A #3AA041

split-complementary

#3A66A0 #A0413A #99A03A

monochromatic

#192D46 #2A4973 #3A66A0 #5684C2 #83A5D2

Accessibility & contrast

On white

5.85

#3A66A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#3A66A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A66A0

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A66A0	#FFFFFF	#000000	##FFFFFF
##3A66A0	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D6AA2

Deuteranopia (green-blind)

#3F609F

Tritanopia (blue-blind)

#00737B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3a66a0;
/* rgb */ color: rgb(58, 102, 160);
/* oklch */ color: oklch(50.7% 0.105 256.0);

Tailwind

colors: {
  custom: {
    50: '#7a91bc',
    500: '#3a66a0',
    950: '#000000',
  },
}

SCSS

$custom: #3a66a0;
$custom-light: #7a91bc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a66a0",
  "rgb": {
    "r": 58,
    "g": 102,
    "b": 160
  },
  "hsl": {
    "h": 214.118,
    "s": 46.789,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50652,
    "c": 0.10503,
    "h": 256
  },
  "luminance": 0.1294
}

Semantic roles & 50–950 ramp

primary

#3A66A0

secondary

#BC9F7A

accent

#9D51D6

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3A66A0

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

Preview Lab → · Contrast checker → · Palette generator →