#2A79B3#2A79B3

#2A79B3 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.6% C 0.117 H 244.8°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#2A79B3
RGB	rgb(42, 121, 179)
HSL	hsl(205, 62%, 43%)
HSV	hsv(205, 77%, 70%)
CMYK	cmyk(76.5%, 32.4%, 0%, 29.8%)
CIE-LAB	lab(48.78, -3.59, -37.46)
CIE-LCH	lch(48.78, 37.63, 264.52°)
OKLab	oklab(55.62% -0.0501 -0.1063)
OKLCH	oklch(55.62% 0.118 244.8)
XYZ	xyz(15.9258, 17.4198, 45.1621)
Luminance	0.1742 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A79B3 #B3642A

analogous

#2AB3A8 #2A79B3 #2A35B3

triadic

#2A79B3 #B32A79 #79B32A

tetradic

#2A79B3 #A82AB3 #B3642A #35B32A

square

#2A79B3 #A82AB3 #B3642A #35B32A

split-complementary

#2A79B3 #B32A35 #B3A82A

monochromatic

#133650 #1E5781 #2A79B3 #4698D4 #78B4DF

Accessibility & contrast

On white

4.68

#2A79B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#2A79B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A79B3

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A79B3	#FFFFFF	#000000	##FFFFFF
##2A79B3	1.00	4.68	4.48	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7BB6

Deuteranopia (green-blind)

#4B6EB2

Tritanopia (blue-blind)

#00878E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #2a79b3;
/* rgb */ color: rgb(42, 121, 179);
/* oklch */ color: oklch(55.6% 0.117 244.8);

Tailwind

colors: {
  custom: {
    50: '#779fca',
    500: '#2a79b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a79b3;
$custom-light: #779fca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a79b3",
  "rgb": {
    "r": 42,
    "g": 121,
    "b": 179
  },
  "hsl": {
    "h": 205.401,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.55615,
    "c": 0.1175,
    "h": 244.8
  },
  "luminance": 0.17422
}

Semantic roles & 50–950 ramp

primary

#2A79B3

secondary

#C79672

accent

#8743E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A79B3

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

Preview Lab → · Contrast checker → · Palette generator →