#2A79B8#2A79B8

#2A79B8 is a mid, vivid cyan. Relative luminance 0.176; OKLCH L 55.9% C 0.124 H 246.8°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#2A79B8
RGB	rgb(42, 121, 184)
HSL	hsl(207, 63%, 44%)
HSV	hsv(207, 77%, 72%)
CMYK	cmyk(77.2%, 34.2%, 0%, 27.8%)
CIE-LAB	lab(49.04, -1.75, -39.95)
CIE-LCH	lch(49.04, 39.98, 267.49°)
OKLab	oklab(55.9% -0.0487 -0.1135)
OKLCH	oklch(55.9% 0.124 246.8)
XYZ	xyz(16.4406, 17.6257, 47.8737)
Luminance	0.1763 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A79B8 #B8692A

analogous

#2AB8B0 #2A79B8 #2A32B8

triadic

#2A79B8 #B82A79 #79B82A

tetradic

#2A79B8 #B02AB8 #B8692A #32B82A

square

#2A79B8 #B02AB8 #B8692A #32B82A

split-complementary

#2A79B8 #B82A32 #B8B02A

monochromatic

#133754 #1F5886 #2A79B8 #4A97D6 #7BB4E1

Accessibility & contrast

On white

4.64

#2A79B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#2A79B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #2A79B8

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A79B8	#FFFFFF	#000000	##FFFFFF
##2A79B8	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7CBB

Deuteranopia (green-blind)

#476FB7

Tritanopia (blue-blind)

#008890

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #2a79b8;
/* rgb */ color: rgb(42, 121, 184);
/* oklch */ color: oklch(55.9% 0.124 246.8);

Tailwind

colors: {
  custom: {
    50: '#789fcd',
    500: '#2a79b8',
    950: '#000000',
  },
}

SCSS

$custom: #2a79b8;
$custom-light: #789fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a79b8",
  "rgb": {
    "r": 42,
    "g": 121,
    "b": 184
  },
  "hsl": {
    "h": 206.62,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.55899,
    "c": 0.12353,
    "h": 246.8
  },
  "luminance": 0.17628
}

Semantic roles & 50–950 ramp

primary

#2A79B8

secondary

#C99A75

accent

#8B42E6

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A79B8

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

Preview Lab → · Contrast checker → · Palette generator →