#2A71BB#2A71BB

#2A71BB is a mid, vivid cyan. Relative luminance 0.159; OKLCH L 54.2% C 0.135 H 252.5°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#2A71BB
RGB	rgb(42, 113, 187)
HSL	hsl(211, 63%, 45%)
HSV	hsv(211, 78%, 73%)
CMYK	cmyk(77.5%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(46.83, 4.26, -45.19)
CIE-LCH	lch(46.83, 45.39, 275.39°)
OKLab	oklab(54.22% -0.0406 -0.129)
OKLCH	oklch(54.22% 0.135 252.5)
XYZ	xyz(15.8262, 15.8885, 49.2368)
Luminance	0.1589 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A71BB #BB742A

analogous

#2AB9BB #2A71BB #2C2ABB

triadic

#2A71BB #BB2A71 #71BB2A

tetradic

#2A71BB #BB2AB9 #BB742A #2ABB2C

square

#2A71BB #BB2AB9 #BB742A #2ABB2C

split-complementary

#2A71BB #BB2C2A #B9BB2A

monochromatic

#143557 #1F5389 #2A71BB #4C90D7 #7DAFE2

Accessibility & contrast

On white

5.03

#2A71BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#2A71BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A71BB

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A71BB	#FFFFFF	#000000	##FFFFFF
##2A71BB	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E76BE

Deuteranopia (green-blind)

#3669BA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2a71bb;
/* rgb */ color: rgb(42, 113, 187);
/* oklch */ color: oklch(54.2% 0.135 252.5);

Tailwind

colors: {
  custom: {
    50: '#7999d0',
    500: '#2a71bb',
    950: '#000000',
  },
}

SCSS

$custom: #2a71bb;
$custom-light: #7999d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a71bb",
  "rgb": {
    "r": 42,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 210.621,
    "s": 63.319,
    "l": 44.902
  },
  "oklch": {
    "l": 0.54218,
    "c": 0.13527,
    "h": 252.5
  },
  "luminance": 0.1589
}

Semantic roles & 50–950 ramp

primary

#2A71BB

secondary

#CAA176

accent

#9641E6

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #2A71BB

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

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