#3070B8#3070B8

#3070B8 is a mid, vivid cyan. Relative luminance 0.157; OKLCH L 54.0% C 0.130 H 253.6°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#3070B8
RGB	rgb(48, 112, 184)
HSL	hsl(212, 59%, 45%)
HSV	hsv(212, 74%, 72%)
CMYK	cmyk(73.9%, 39.1%, 0%, 27.8%)
CIE-LAB	lab(46.55, 4.52, -43.89)
CIE-LCH	lch(46.55, 44.12, 275.88°)
OKLab	oklab(53.99% -0.0369 -0.1252)
OKLCH	oklch(53.99% 0.13 253.6)
XYZ	xyz(15.6616, 15.6757, 47.5384)
Luminance	0.1568 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3070B8 #B87830

analogous

#30B4B8 #3070B8 #3430B8

triadic

#3070B8 #B83070 #70B830

tetradic

#3070B8 #B830B4 #B87830 #30B834

square

#3070B8 #B830B4 #B87830 #30B834

split-complementary

#3070B8 #B83430 #B4B830

monochromatic

#173557 #235287 #3070B8 #538FD2 #84AFDF

Accessibility & contrast

On white

5.08

#3070B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#3070B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3070B8

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3070B8	#FFFFFF	#000000	##FFFFFF
##3070B8	1.00	5.08	4.14	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E75BB

Deuteranopia (green-blind)

#3969B7

Tritanopia (blue-blind)

#00818B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3070b8;
/* rgb */ color: rgb(48, 112, 184);
/* oklch */ color: oklch(54.0% 0.130 253.6);

Tailwind

colors: {
  custom: {
    50: '#7a98ce',
    500: '#3070b8',
    950: '#000000',
  },
}

SCSS

$custom: #3070b8;
$custom-light: #7a98ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3070b8",
  "rgb": {
    "r": 48,
    "g": 112,
    "b": 184
  },
  "hsl": {
    "h": 211.765,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.53994,
    "c": 0.13047,
    "h": 253.6
  },
  "luminance": 0.15677
}

Semantic roles & 50–950 ramp

primary

#3070B8

secondary

#C8A47C

accent

#9846E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3070B8

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

Preview Lab → · Contrast checker → · Palette generator →