#2B71B7#2B71B7

#2B71B7 is a mid, vivid cyan. Relative luminance 0.157; OKLCH L 54.0% C 0.130 H 251.6°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#2B71B7
RGB	rgb(43, 113, 183)
HSL	hsl(210, 62%, 44%)
HSV	hsv(210, 77%, 72%)
CMYK	cmyk(76.5%, 38.3%, 0%, 28.2%)
CIE-LAB	lab(46.63, 2.88, -43.18)
CIE-LCH	lch(46.63, 43.27, 273.82°)
OKLab	oklab(54% -0.0411 -0.1231)
OKLCH	oklch(54% 0.13 251.6)
XYZ	xyz(15.4454, 15.7409, 47.0148)
Luminance	0.1574 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B71B7 #B7712B

analogous

#2BB7B7 #2B71B7 #2B2BB7

triadic

#2B71B7 #B72B71 #71B72B

tetradic

#2B71B7 #B72BB7 #B7712B #2BB72B

square

#2B71B7 #B72BB7 #B7712B #2BB72B

split-complementary

#2B71B7 #B72B2B #B7B72B

monochromatic

#143454 #1F5285 #2B71B7 #4B90D5 #7CAEE0

Accessibility & contrast

On white

5.06

#2B71B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#2B71B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B71B7

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B71B7	#FFFFFF	#000000	##FFFFFF
##2B71B7	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5076BA

Deuteranopia (green-blind)

#3B69B6

Tritanopia (blue-blind)

#00828B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2b71b7;
/* rgb */ color: rgb(43, 113, 183);
/* oklch */ color: oklch(54.0% 0.130 251.6);

Tailwind

colors: {
  custom: {
    50: '#7899cd',
    500: '#2b71b7',
    950: '#000000',
  },
}

SCSS

$custom: #2b71b7;
$custom-light: #7899cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b71b7",
  "rgb": {
    "r": 43,
    "g": 113,
    "b": 183
  },
  "hsl": {
    "h": 210,
    "s": 61.947,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54001,
    "c": 0.12978,
    "h": 251.6
  },
  "luminance": 0.15743
}

Semantic roles & 50–950 ramp

primary

#2B71B7

secondary

#C99F75

accent

#9443E5

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2B71B7

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

Preview Lab → · Contrast checker → · Palette generator →