#3070B3#3070B3

#3070B3 is a mid, vivid cyan. Relative luminance 0.155; OKLCH L 53.7% C 0.124 H 252.1°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#3070B3
RGB	rgb(48, 112, 179)
HSL	hsl(211, 58%, 45%)
HSV	hsv(211, 73%, 70%)
CMYK	cmyk(73.2%, 37.4%, 0%, 29.8%)
CIE-LAB	lab(46.27, 2.67, -41.42)
CIE-LCH	lch(46.27, 41.51, 273.69°)
OKLab	oklab(53.69% -0.0381 -0.1179)
OKLCH	oklch(53.69% 0.124 252.1)
XYZ	xyz(15.1467, 15.4697, 44.8268)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3070B3 #B37330

analogous

#30B2B3 #3070B3 #3230B3

triadic

#3070B3 #B33070 #70B330

tetradic

#3070B3 #B330B2 #B37330 #30B332

square

#3070B3 #B330B2 #B37330 #30B332

split-complementary

#3070B3 #B33230 #B2B330

monochromatic

#163452 #235283 #3070B3 #508FD0 #80AEDD

Accessibility & contrast

On white

5.13

#3070B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#3070B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3070B3

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3070B3	#FFFFFF	#000000	##FFFFFF
##3070B3	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5174B6

Deuteranopia (green-blind)

#3E68B2

Tritanopia (blue-blind)

#008089

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3070b3;
/* rgb */ color: rgb(48, 112, 179);
/* oklch */ color: oklch(53.7% 0.124 252.1);

Tailwind

colors: {
  custom: {
    50: '#7998ca',
    500: '#3070b3',
    950: '#000000',
  },
}

SCSS

$custom: #3070b3;
$custom-light: #7998ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3070b3",
  "rgb": {
    "r": 48,
    "g": 112,
    "b": 179
  },
  "hsl": {
    "h": 210.687,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.53689,
    "c": 0.12393,
    "h": 252.1
  },
  "luminance": 0.15471
}

Semantic roles & 50–950 ramp

primary

#3070B3

secondary

#C6A079

accent

#9647E1

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3070B3

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

Preview Lab → · Contrast checker → · Palette generator →