#3073B6#3073B6

#3073B6 is a mid, vivid cyan. Relative luminance 0.163; OKLCH L 54.6% C 0.125 H 251.2°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#3073B6
RGB	rgb(48, 115, 182)
HSL	hsl(210, 58%, 45%)
HSV	hsv(210, 74%, 71%)
CMYK	cmyk(73.6%, 36.8%, 0%, 28.6%)
CIE-LAB	lab(47.32, 1.93, -41.50)
CIE-LCH	lch(47.32, 41.54, 272.66°)
OKLab	oklab(54.56% -0.0402 -0.1181)
OKLCH	oklch(54.56% 0.125 251.2)
XYZ	xyz(15.7900, 16.2655, 46.5543)
Luminance	0.1627 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3073B6 #B67330

analogous

#30B6B6 #3073B6 #3030B6

triadic

#3073B6 #B63073 #73B630

tetradic

#3073B6 #B630B6 #B67330 #30B630

square

#3073B6 #B630B6 #B67330 #30B630

split-complementary

#3073B6 #B63030 #B6B630

monochromatic

#163655 #235486 #3073B6 #5292D1 #82B0DE

Accessibility & contrast

On white

4.94

#3073B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#3073B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3073B6

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3073B6	#FFFFFF	#000000	##FFFFFF
##3073B6	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5477B9

Deuteranopia (green-blind)

#406BB5

Tritanopia (blue-blind)

#00838C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3073b6;
/* rgb */ color: rgb(48, 115, 182);
/* oklch */ color: oklch(54.6% 0.125 251.2);

Tailwind

colors: {
  custom: {
    50: '#7a9acc',
    500: '#3073b6',
    950: '#000000',
  },
}

SCSS

$custom: #3073b6;
$custom-light: #7a9acc;
$custom-dark: #000000;

JSON

{
  "hex": "#3073b6",
  "rgb": {
    "r": 48,
    "g": 115,
    "b": 182
  },
  "hsl": {
    "h": 210,
    "s": 58.261,
    "l": 45.098
  },
  "oklch": {
    "l": 0.54564,
    "c": 0.12475,
    "h": 251.2
  },
  "luminance": 0.16267
}

Semantic roles & 50–950 ramp

primary

#3073B6

secondary

#C7A17B

accent

#9446E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3073B6

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

Preview Lab → · Contrast checker → · Palette generator →