#2B71B4#2B71B4

#2B71B4 is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 53.8% C 0.126 H 250.6°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#2B71B4
RGB	rgb(43, 113, 180)
HSL	hsl(209, 61%, 44%)
HSV	hsv(209, 76%, 71%)
CMYK	cmyk(76.1%, 37.2%, 0%, 29.4%)
CIE-LAB	lab(46.47, 1.76, -41.70)
CIE-LCH	lch(46.47, 41.73, 272.41°)
OKLab	oklab(53.82% -0.0418 -0.1188)
OKLCH	oklch(53.82% 0.126 250.6)
XYZ	xyz(15.1365, 15.6174, 45.3879)
Luminance	0.1562 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B71B4 #B46E2B

analogous

#2BB4B2 #2B71B4 #2B2CB4

triadic

#2B71B4 #B42B71 #71B42B

tetradic

#2B71B4 #B22BB4 #B46E2B #2CB42B

square

#2B71B4 #B22BB4 #B46E2B #2CB42B

split-complementary

#2B71B4 #B42B2C #B4B22B

monochromatic

#133351 #1F5283 #2B71B4 #4990D3 #7AAEDF

Accessibility & contrast

On white

5.09

#2B71B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#2B71B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B71B4

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B71B4	#FFFFFF	#000000	##FFFFFF
##2B71B4	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5275B7

Deuteranopia (green-blind)

#3D68B3

Tritanopia (blue-blind)

#00818A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2b71b4;
/* rgb */ color: rgb(43, 113, 180);
/* oklch */ color: oklch(53.8% 0.126 250.6);

Tailwind

colors: {
  custom: {
    50: '#7899cb',
    500: '#2b71b4',
    950: '#000000',
  },
}

SCSS

$custom: #2b71b4;
$custom-light: #7899cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b71b4",
  "rgb": {
    "r": 43,
    "g": 113,
    "b": 180
  },
  "hsl": {
    "h": 209.343,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53818,
    "c": 0.12593,
    "h": 250.6
  },
  "luminance": 0.15619
}

Semantic roles & 50–950 ramp

primary

#2B71B4

secondary

#C79C73

accent

#9243E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2B71B4

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

Preview Lab → · Contrast checker → · Palette generator →