#2D70B8#2D70B8

#2D70B8 is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 53.9% C 0.131 H 252.9°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#2D70B8
RGB	rgb(45, 112, 184)
HSL	hsl(211, 61%, 45%)
HSV	hsv(211, 76%, 72%)
CMYK	cmyk(75.5%, 39.1%, 0%, 27.8%)
CIE-LAB	lab(46.45, 4.13, -44.04)
CIE-LCH	lch(46.45, 44.24, 275.35°)
OKLab	oklab(53.89% -0.0387 -0.1257)
OKLCH	oklch(53.89% 0.131 252.9)
XYZ	xyz(15.5249, 15.6051, 47.5320)
Luminance	0.1561 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D70B8 #B8752D

analogous

#2DB6B8 #2D70B8 #2F2DB8

triadic

#2D70B8 #B82D70 #70B82D

tetradic

#2D70B8 #B82DB6 #B8752D #2DB82F

square

#2D70B8 #B82DB6 #B8752D #2DB82F

split-complementary

#2D70B8 #B82F2D #B6B82D

monochromatic

#153456 #215287 #2D70B8 #4E8FD4 #80AEE0

Accessibility & contrast

On white

5.10

#2D70B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#2D70B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D70B8

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D70B8	#FFFFFF	#000000	##FFFFFF
##2D70B8	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: #2d70b8;
/* rgb */ color: rgb(45, 112, 184);
/* oklch */ color: oklch(53.9% 0.131 252.9);

Tailwind

colors: {
  custom: {
    50: '#7998ce',
    500: '#2d70b8',
    950: '#000000',
  },
}

SCSS

$custom: #2d70b8;
$custom-light: #7998ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2d70b8",
  "rgb": {
    "r": 45,
    "g": 112,
    "b": 184
  },
  "hsl": {
    "h": 211.079,
    "s": 60.699,
    "l": 44.902
  },
  "oklch": {
    "l": 0.53894,
    "c": 0.13148,
    "h": 252.9
  },
  "luminance": 0.15607
}

Semantic roles & 50–950 ramp

primary

#2D70B8

secondary

#C9A278

accent

#9744E4

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2D70B8

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

Preview Lab → · Contrast checker → · Palette generator →