#2A89B3#2A89B3

#2A89B3 is a mid, moderate cyan. Relative luminance 0.216; OKLCH L 59.5% C 0.107 H 232.1°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#2A89B3
RGB	rgb(42, 137, 179)
HSL	hsl(198, 62%, 43%)
HSV	hsv(198, 77%, 70%)
CMYK	cmyk(76.5%, 23.5%, 0%, 29.8%)
CIE-LAB	lab(53.64, -12.86, -29.86)
CIE-LCH	lch(53.64, 32.51, 246.71°)
OKLab	oklab(59.47% -0.0655 -0.084)
OKLCH	oklch(59.47% 0.107 232.1)
XYZ	xyz(18.0339, 21.6361, 45.8648)
Luminance	0.2164 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A89B3 #B3542A

analogous

#2AB398 #2A89B3 #2A44B3

triadic

#2A89B3 #B32A89 #89B32A

tetradic

#2A89B3 #982AB3 #B3542A #44B32A

square

#2A89B3 #982AB3 #B3542A #44B32A

split-complementary

#2A89B3 #B32A44 #B3982A

monochromatic

#133D50 #1E6381 #2A89B3 #46A8D4 #78C0DF

Accessibility & contrast

On white

3.94

#2A89B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#2A89B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A89B3

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A89B3	#FFFFFF	#000000	##000000
##2A89B3	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7487B5

Deuteranopia (green-blind)

#627AB2

Tritanopia (blue-blind)

#009497

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #2a89b3;
/* rgb */ color: rgb(42, 137, 179);
/* oklch */ color: oklch(59.5% 0.107 232.1);

Tailwind

colors: {
  custom: {
    50: '#78abca',
    500: '#2a89b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a89b3;
$custom-light: #78abca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a89b3",
  "rgb": {
    "r": 42,
    "g": 137,
    "b": 179
  },
  "hsl": {
    "h": 198.394,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.59468,
    "c": 0.10654,
    "h": 232.1
  },
  "luminance": 0.21638
}

Semantic roles & 50–950 ramp

primary

#2A89B3

secondary

#C78C72

accent

#7443E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A89B3

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

Preview Lab → · Contrast checker → · Palette generator →