#2A70B7#2A70B7

#2A70B7 is a mid, vivid cyan. Relative luminance 0.155; OKLCH L 53.7% C 0.131 H 251.9°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#2A70B7
RGB	rgb(42, 112, 183)
HSL	hsl(210, 63%, 44%)
HSV	hsv(210, 77%, 72%)
CMYK	cmyk(77%, 38.8%, 0%, 28.2%)
CIE-LAB	lab(46.31, 3.38, -43.70)
CIE-LCH	lch(46.31, 43.83, 274.42°)
OKLab	oklab(53.74% -0.0407 -0.1247)
OKLCH	oklch(53.74% 0.131 251.9)
XYZ	xyz(15.2930, 15.4977, 46.9759)
Luminance	0.1550 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A70B7 #B7712A

analogous

#2AB7B7 #2A70B7 #2B2AB7

triadic

#2A70B7 #B72A70 #70B72A

tetradic

#2A70B7 #B72AB7 #B7712A #2AB72B

square

#2A70B7 #B72AB7 #B7712A #2AB72B

split-complementary

#2A70B7 #B72B2A #B7B72A

monochromatic

#133353 #1F5285 #2A70B7 #498FD5 #7BADE1

Accessibility & contrast

On white

5.12

#2A70B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#2A70B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A70B7

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A70B7	#FFFFFF	#000000	##FFFFFF
##2A70B7	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E75BA

Deuteranopia (green-blind)

#3868B6

Tritanopia (blue-blind)

#00818A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2a70b7;
/* rgb */ color: rgb(42, 112, 183);
/* oklch */ color: oklch(53.7% 0.131 251.9);

Tailwind

colors: {
  custom: {
    50: '#7898cd',
    500: '#2a70b7',
    950: '#000000',
  },
}

SCSS

$custom: #2a70b7;
$custom-light: #7898cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a70b7",
  "rgb": {
    "r": 42,
    "g": 112,
    "b": 183
  },
  "hsl": {
    "h": 210.213,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.53739,
    "c": 0.13115,
    "h": 251.9
  },
  "luminance": 0.15499
}

Semantic roles & 50–950 ramp

primary

#2A70B7

secondary

#C99F74

accent

#9442E6

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2A70B7

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

Preview Lab → · Contrast checker → · Palette generator →