#2C70B8#2C70B8

#2C70B8 is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 53.9% C 0.132 H 252.6°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#2C70B8
RGB	rgb(44, 112, 184)
HSL	hsl(211, 61%, 45%)
HSV	hsv(211, 76%, 72%)
CMYK	cmyk(76.1%, 39.1%, 0%, 27.8%)
CIE-LAB	lab(46.42, 4.00, -44.09)
CIE-LCH	lch(46.42, 44.27, 275.18°)
OKLab	oklab(53.86% -0.0393 -0.1258)
OKLCH	oklch(53.86% 0.132 252.6)
XYZ	xyz(15.4814, 15.5827, 47.5300)
Luminance	0.1558 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C70B8 #B8742C

analogous

#2CB6B8 #2C70B8 #2E2CB8

triadic

#2C70B8 #B82C70 #70B82C

tetradic

#2C70B8 #B82CB6 #B8742C #2CB82E

square

#2C70B8 #B82CB6 #B8742C #2CB82E

split-complementary

#2C70B8 #B82E2C #B6B82C

monochromatic

#143455 #205287 #2C70B8 #4D8FD4 #7EAEE0

Accessibility & contrast

On white

5.10

#2C70B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#2C70B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C70B8

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C70B8	#FFFFFF	#000000	##FFFFFF
##2C70B8	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E75BB

Deuteranopia (green-blind)

#3868B7

Tritanopia (blue-blind)

#00818B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2c70b8;
/* rgb */ color: rgb(44, 112, 184);
/* oklch */ color: oklch(53.9% 0.132 252.6);

Tailwind

colors: {
  custom: {
    50: '#7998ce',
    500: '#2c70b8',
    950: '#000000',
  },
}

SCSS

$custom: #2c70b8;
$custom-light: #7998ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2c70b8",
  "rgb": {
    "r": 44,
    "g": 112,
    "b": 184
  },
  "hsl": {
    "h": 210.857,
    "s": 61.404,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53862,
    "c": 0.13181,
    "h": 252.6
  },
  "luminance": 0.15585
}

Semantic roles & 50–950 ramp

primary

#2C70B8

secondary

#C9A177

accent

#9643E5

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2C70B8

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

Preview Lab → · Contrast checker → · Palette generator →