#2A75B7#2A75B7

#2A75B7 is a mid, vivid cyan. Relative luminance 0.166; OKLCH L 54.9% C 0.126 H 249.0°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#2A75B7
RGB	rgb(42, 117, 183)
HSL	hsl(208, 63%, 44%)
HSV	hsv(208, 77%, 72%)
CMYK	cmyk(77%, 36.1%, 0%, 28.2%)
CIE-LAB	lab(47.79, 0.30, -41.34)
CIE-LCH	lch(47.79, 41.34, 270.42°)
OKLab	oklab(54.9% -0.0453 -0.1177)
OKLCH	oklch(54.9% 0.126 249)
XYZ	xyz(15.8601, 16.6319, 47.1649)
Luminance	0.1663 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A75B7 #B76C2A

analogous

#2AB7B3 #2A75B7 #2A2FB7

triadic

#2A75B7 #B72A75 #75B72A

tetradic

#2A75B7 #B32AB7 #B76C2A #2FB72A

square

#2A75B7 #B32AB7 #B76C2A #2FB72A

split-complementary

#2A75B7 #B72A2F #B7B32A

monochromatic

#133553 #1F5585 #2A75B7 #4994D5 #7BB1E1

Accessibility & contrast

On white

4.85

#2A75B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#2A75B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A75B7

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A75B7	#FFFFFF	#000000	##FFFFFF
##2A75B7	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5678BA

Deuteranopia (green-blind)

#416CB6

Tritanopia (blue-blind)

#00858D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2a75b7;
/* rgb */ color: rgb(42, 117, 183);
/* oklch */ color: oklch(54.9% 0.126 249.0);

Tailwind

colors: {
  custom: {
    50: '#789ccd',
    500: '#2a75b7',
    950: '#000000',
  },
}

SCSS

$custom: #2a75b7;
$custom-light: #789ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a75b7",
  "rgb": {
    "r": 42,
    "g": 117,
    "b": 183
  },
  "hsl": {
    "h": 208.085,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.54902,
    "c": 0.12608,
    "h": 249
  },
  "luminance": 0.16634
}

Semantic roles & 50–950 ramp

primary

#2A75B7

secondary

#C99C74

accent

#8F42E6

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A75B7

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

Preview Lab → · Contrast checker → · Palette generator →