#2B71B5#2B71B5

#2B71B5 is a mid, vivid cyan. Relative luminance 0.157; OKLCH L 53.9% C 0.127 H 250.9°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#2B71B5
RGB	rgb(43, 113, 181)
HSL	hsl(210, 62%, 44%)
HSV	hsv(210, 76%, 71%)
CMYK	cmyk(76.2%, 37.6%, 0%, 29%)
CIE-LAB	lab(46.52, 2.13, -42.19)
CIE-LCH	lch(46.52, 42.25, 272.89°)
OKLab	oklab(53.88% -0.0416 -0.1202)
OKLCH	oklch(53.88% 0.127 250.9)
XYZ	xyz(15.2387, 15.6583, 45.9263)
Luminance	0.1566 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B71B5 #B56F2B

analogous

#2BB5B4 #2B71B5 #2B2CB5

triadic

#2B71B5 #B52B71 #71B52B

tetradic

#2B71B5 #B42BB5 #B56F2B #2CB52B

square

#2B71B5 #B42BB5 #B56F2B #2CB52B

split-complementary

#2B71B5 #B52B2C #B5B42B

monochromatic

#143352 #1F5284 #2B71B5 #4990D4 #7BAEE0

Accessibility & contrast

On white

5.08

#2B71B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#2B71B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B71B5

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B71B5	#FFFFFF	#000000	##FFFFFF
##2B71B5	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5175B8

Deuteranopia (green-blind)

#3C68B4

Tritanopia (blue-blind)

#00818A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2b71b5;
/* rgb */ color: rgb(43, 113, 181);
/* oklch */ color: oklch(53.9% 0.127 250.9);

Tailwind

colors: {
  custom: {
    50: '#7899cb',
    500: '#2b71b5',
    950: '#000000',
  },
}

SCSS

$custom: #2b71b5;
$custom-light: #7899cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b71b5",
  "rgb": {
    "r": 43,
    "g": 113,
    "b": 181
  },
  "hsl": {
    "h": 209.565,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.53879,
    "c": 0.12721,
    "h": 250.9
  },
  "luminance": 0.1566
}

Semantic roles & 50–950 ramp

primary

#2B71B5

secondary

#C89D74

accent

#9343E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2B71B5

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

Preview Lab → · Contrast checker → · Palette generator →