#319CB4#319CB4

#319CB4 is a light, moderate cyan. Relative luminance 0.277; OKLCH L 64.3% C 0.100 H 216.1°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#319CB4
RGB	rgb(49, 156, 180)
HSL	hsl(191, 57%, 45%)
HSV	hsv(191, 73%, 71%)
CMYK	cmyk(72.8%, 13.3%, 0%, 29.4%)
CIE-LAB	lab(59.64, -21.89, -21.16)
CIE-LCH	lch(59.64, 30.45, 224.03°)
OKLab	oklab(64.33% -0.0808 -0.059)
OKLCH	oklch(64.33% 0.1 216.1)
XYZ	xyz(21.3898, 27.7227, 47.3949)
Luminance	0.2772 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#319CB4 #B44931

analogous

#31B48A #319CB4 #315BB4

triadic

#319CB4 #B4319C #9CB431

tetradic

#319CB4 #8A31B4 #B44931 #5BB431

square

#319CB4 #8A31B4 #B44931 #5BB431

split-complementary

#319CB4 #B4315B #B48A31

monochromatic

#174954 #247284 #319CB4 #52B9D0 #82CCDD

Accessibility & contrast

On white

3.21

#319CB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#319CB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #319CB4

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##319CB4	#FFFFFF	#000000	##000000
##319CB4	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C97B5

Deuteranopia (green-blind)

#7A8AB4

Tritanopia (blue-blind)

#00A5A3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #319cb4;
/* rgb */ color: rgb(49, 156, 180);
/* oklch */ color: oklch(64.3% 0.100 216.1);

Tailwind

colors: {
  custom: {
    50: '#7cb9ca',
    500: '#319cb4',
    950: '#000000',
  },
}

SCSS

$custom: #319cb4;
$custom-light: #7cb9ca;
$custom-dark: #000000;

JSON

{
  "hex": "#319cb4",
  "rgb": {
    "r": 49,
    "g": 156,
    "b": 180
  },
  "hsl": {
    "h": 190.992,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.64333,
    "c": 0.10008,
    "h": 216.1
  },
  "luminance": 0.27725
}

Semantic roles & 50–950 ramp

primary

#319CB4

secondary

#C6887B

accent

#6347E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #319CB4

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

Preview Lab → · Contrast checker → · Palette generator →