#299BB4#299BB4

#299BB4 is a light, moderate cyan. Relative luminance 0.272; OKLCH L 63.9% C 0.103 H 216.3°. Best body text is #000000 at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#299BB4
RGB	rgb(41, 155, 180)
HSL	hsl(191, 63%, 43%)
HSV	hsv(191, 77%, 71%)
CMYK	cmyk(77.2%, 13.9%, 0%, 29.4%)
CIE-LAB	lab(59.17, -22.34, -21.90)
CIE-LCH	lch(59.17, 31.28, 224.43°)
OKLab	oklab(63.91% -0.0832 -0.0611)
OKLCH	oklch(63.91% 0.103 216.3)
XYZ	xyz(20.8705, 27.2068, 47.3227)
Luminance	0.2721 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#299BB4 #B44229

analogous

#29B487 #299BB4 #2956B4

triadic

#299BB4 #B4299B #9BB429

tetradic

#299BB4 #8729B4 #B44229 #56B429

square

#299BB4 #8729B4 #B44229 #56B429

split-complementary

#299BB4 #B42956 #B48729

monochromatic

#124550 #1E7082 #299BB4 #45BBD5 #77CDE0

Accessibility & contrast

On white

3.26

#299BB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.44

#299BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #299BB4

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##299BB4	#FFFFFF	#000000	##000000
##299BB4	1.00	3.26	6.44	6.44
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.44	21.00	1.00	1.00
##000000	6.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A96B5

Deuteranopia (green-blind)

#7889B4

Tritanopia (blue-blind)

#00A4A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #299bb4;
/* rgb */ color: rgb(41, 155, 180);
/* oklch */ color: oklch(63.9% 0.103 216.3);

Tailwind

colors: {
  custom: {
    50: '#79b8ca',
    500: '#299bb4',
    950: '#000000',
  },
}

SCSS

$custom: #299bb4;
$custom-light: #79b8ca;
$custom-dark: #000000;

JSON

{
  "hex": "#299bb4",
  "rgb": {
    "r": 41,
    "g": 155,
    "b": 180
  },
  "hsl": {
    "h": 190.791,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.63905,
    "c": 0.10322,
    "h": 216.3
  },
  "luminance": 0.27209
}

Semantic roles & 50–950 ramp

primary

#299BB4

secondary

#C88171

accent

#5F42E6

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #299BB4

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

Preview Lab → · Contrast checker → · Palette generator →