#2B71B9#2B71B9

#2B71B9 is a mid, vivid cyan. Relative luminance 0.158; OKLCH L 54.1% C 0.132 H 252.2°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B71B9
RGB	rgb(43, 113, 185)
HSL	hsl(210, 62%, 45%)
HSV	hsv(210, 77%, 73%)
CMYK	cmyk(76.8%, 38.9%, 0%, 27.5%)
CIE-LAB	lab(46.74, 3.63, -44.16)
CIE-LCH	lch(46.74, 44.31, 274.70°)
OKLab	oklab(54.12% -0.0405 -0.126)
OKLCH	oklch(54.12% 0.132 252.2)
XYZ	xyz(15.6551, 15.8248, 48.1189)
Luminance	0.1583 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B71B9 #B9732B

analogous

#2BB8B9 #2B71B9 #2C2BB9

triadic

#2B71B9 #B92B71 #71B92B

tetradic

#2B71B9 #B92BB8 #B9732B #2BB92C

square

#2B71B9 #B92BB8 #B9732B #2BB92C

split-complementary

#2B71B9 #B92C2B #B8B92B

monochromatic

#143456 #1F5387 #2B71B9 #4C90D5 #7EAEE1

Accessibility & contrast

On white

5.04

#2B71B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#2B71B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B71B9

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B71B9	#FFFFFF	#000000	##FFFFFF
##2B71B9	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F76BC

Deuteranopia (green-blind)

#3969B8

Tritanopia (blue-blind)

#00828C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2b71b9;
/* rgb */ color: rgb(43, 113, 185);
/* oklch */ color: oklch(54.1% 0.132 252.2);

Tailwind

colors: {
  custom: {
    50: '#7999ce',
    500: '#2b71b9',
    950: '#000000',
  },
}

SCSS

$custom: #2b71b9;
$custom-light: #7999ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2b71b9",
  "rgb": {
    "r": 43,
    "g": 113,
    "b": 185
  },
  "hsl": {
    "h": 210.423,
    "s": 62.281,
    "l": 44.706
  },
  "oklch": {
    "l": 0.54123,
    "c": 0.13236,
    "h": 252.2
  },
  "luminance": 0.15827
}

Semantic roles & 50–950 ramp

primary

#2B71B9

secondary

#C9A076

accent

#9542E5

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #2B71B9

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

Preview Lab → · Contrast checker → · Palette generator →