#319AB3#319AB3

#319AB3 is a light, moderate cyan. Relative luminance 0.270; OKLCH L 63.8% C 0.100 H 217.2°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#319AB3
RGB	rgb(49, 154, 179)
HSL	hsl(192, 57%, 45%)
HSV	hsv(192, 73%, 70%)
CMYK	cmyk(72.6%, 14%, 0%, 29.8%)
CIE-LAB	lab(58.99, -21.17, -21.59)
CIE-LCH	lch(58.99, 30.24, 225.56°)
OKLab	oklab(63.8% -0.0792 -0.0602)
OKLCH	oklch(63.8% 0.1 217.2)
XYZ	xyz(20.9555, 27.0164, 46.7493)
Luminance	0.2702 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#319AB3 #B34A31

analogous

#31B38B #319AB3 #3159B3

triadic

#319AB3 #B3319A #9AB331

tetradic

#319AB3 #8B31B3 #B34A31 #59B331

square

#319AB3 #8B31B3 #B34A31 #59B331

split-complementary

#319AB3 #B33159 #B38B31

monochromatic

#174753 #247183 #319AB3 #52B7D0 #82CBDD

Accessibility & contrast

On white

3.28

#319AB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#319AB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #319AB3

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##319AB3	#FFFFFF	#000000	##000000
##319AB3	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A95B4

Deuteranopia (green-blind)

#7888B3

Tritanopia (blue-blind)

#00A3A2

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #319ab3;
/* rgb */ color: rgb(49, 154, 179);
/* oklch */ color: oklch(63.8% 0.100 217.2);

Tailwind

colors: {
  custom: {
    50: '#7cb8c9',
    500: '#319ab3',
    950: '#000000',
  },
}

SCSS

$custom: #319ab3;
$custom-light: #7cb8c9;
$custom-dark: #000000;

JSON

{
  "hex": "#319ab3",
  "rgb": {
    "r": 49,
    "g": 154,
    "b": 179
  },
  "hsl": {
    "h": 191.538,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.638,
    "c": 0.09952,
    "h": 217.2
  },
  "luminance": 0.27019
}

Semantic roles & 50–950 ramp

primary

#319AB3

secondary

#C6897A

accent

#6548E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #319AB3

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

Preview Lab → · Contrast checker → · Palette generator →