#2A99B3#2A99B3

#2A99B3 is a light, moderate cyan. Relative luminance 0.265; OKLCH L 63.4% C 0.102 H 217.5°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#2A99B3
RGB	rgb(42, 153, 179)
HSL	hsl(191, 62%, 43%)
HSV	hsv(191, 77%, 70%)
CMYK	cmyk(76.5%, 14.5%, 0%, 29.8%)
CIE-LAB	lab(58.53, -21.51, -22.30)
CIE-LCH	lch(58.53, 30.99, 226.03°)
OKLab	oklab(63.39% -0.0812 -0.0623)
OKLCH	oklch(63.39% 0.102 217.5)
XYZ	xyz(20.4793, 26.5269, 46.6799)
Luminance	0.2653 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A99B3 #B3442A

analogous

#2AB388 #2A99B3 #2A54B3

triadic

#2A99B3 #B32A99 #99B32A

tetradic

#2A99B3 #882AB3 #B3442A #54B32A

square

#2A99B3 #882AB3 #B3442A #54B32A

split-complementary

#2A99B3 #B32A54 #B3882A

monochromatic

#134450 #1E6F81 #2A99B3 #46B9D4 #78CCDF

Accessibility & contrast

On white

3.33

#2A99B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#2A99B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A99B3

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A99B3	#FFFFFF	#000000	##000000
##2A99B3	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8894B4

Deuteranopia (green-blind)

#7687B3

Tritanopia (blue-blind)

#00A2A1

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #2a99b3;
/* rgb */ color: rgb(42, 153, 179);
/* oklch */ color: oklch(63.4% 0.102 217.5);

Tailwind

colors: {
  custom: {
    50: '#79b7c9',
    500: '#2a99b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a99b3;
$custom-light: #79b7c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a99b3",
  "rgb": {
    "r": 42,
    "g": 153,
    "b": 179
  },
  "hsl": {
    "h": 191.387,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.6339,
    "c": 0.10235,
    "h": 217.5
  },
  "luminance": 0.26529
}

Semantic roles & 50–950 ramp

primary

#2A99B3

secondary

#C78272

accent

#6243E5

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #2A99B3

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

Preview Lab → · Contrast checker → · Palette generator →