#3070B5#3070B5

#3070B5 is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 53.8% C 0.127 H 252.7°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#3070B5
RGB	rgb(48, 112, 181)
HSL	hsl(211, 58%, 45%)
HSV	hsv(211, 73%, 71%)
CMYK	cmyk(73.5%, 38.1%, 0%, 29%)
CIE-LAB	lab(46.38, 3.41, -42.41)
CIE-LCH	lch(46.38, 42.55, 274.60°)
OKLab	oklab(53.81% -0.0376 -0.1208)
OKLCH	oklch(53.81% 0.127 252.7)
XYZ	xyz(15.3505, 15.5512, 45.8998)
Luminance	0.1555 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3070B5 #B57530

analogous

#30B3B5 #3070B5 #3330B5

triadic

#3070B5 #B53070 #70B530

tetradic

#3070B5 #B530B3 #B57530 #30B533

square

#3070B5 #B530B3 #B57530 #30B533

split-complementary

#3070B5 #B53330 #B3B530

monochromatic

#163454 #235285 #3070B5 #518FD1 #82AEDE

Accessibility & contrast

On white

5.11

#3070B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#3070B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3070B5

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3070B5	#FFFFFF	#000000	##FFFFFF
##3070B5	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5075B8

Deuteranopia (green-blind)

#3C68B4

Tritanopia (blue-blind)

#00808A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3070b5;
/* rgb */ color: rgb(48, 112, 181);
/* oklch */ color: oklch(53.8% 0.127 252.7);

Tailwind

colors: {
  custom: {
    50: '#7a98cb',
    500: '#3070b5',
    950: '#000000',
  },
}

SCSS

$custom: #3070b5;
$custom-light: #7a98cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3070b5",
  "rgb": {
    "r": 48,
    "g": 112,
    "b": 181
  },
  "hsl": {
    "h": 211.128,
    "s": 58.079,
    "l": 44.902
  },
  "oklch": {
    "l": 0.5381,
    "c": 0.12655,
    "h": 252.7
  },
  "luminance": 0.15553
}

Semantic roles & 50–950 ramp

primary

#3070B5

secondary

#C7A27A

accent

#9746E1

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3070B5

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

Preview Lab → · Contrast checker → · Palette generator →