#3191E2#3191E2

#3191E2 is a light, vivid cyan. Relative luminance 0.264; OKLCH L 64.0% C 0.150 H 248.4°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#3191E2
RGB	rgb(49, 145, 226)
HSL	hsl(207, 75%, 54%)
HSV	hsv(207, 78%, 89%)
CMYK	cmyk(78.3%, 35.8%, 0%, 11.4%)
CIE-LAB	lab(58.41, 0.13, -48.90)
CIE-LCH	lch(58.41, 48.90, 270.15°)
OKLab	oklab(64.02% -0.0551 -0.1393)
OKLCH	oklch(64.02% 0.15 248.4)
XYZ	xyz(25.1142, 26.3917, 75.7072)
Luminance	0.2640 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3191E2 #E28231

analogous

#31E2DB #3191E2 #3139E2

triadic

#3191E2 #E23191 #91E231

tetradic

#3191E2 #DB31E2 #E28231 #39E231

square

#3191E2 #DB31E2 #E28231 #39E231

split-complementary

#3191E2 #E23139 #E2DB31

monochromatic

#135186 #1A72BB #3191E2 #67AEEA #9CCAF1

Accessibility & contrast

On white

3.34

#3191E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#3191E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3191E2

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3191E2	#FFFFFF	#000000	##000000
##3191E2	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B95E5

Deuteranopia (green-blind)

#5185E0

Tritanopia (blue-blind)

#00A4AF

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3191e2;
/* rgb */ color: rgb(49, 145, 226);
/* oklch */ color: oklch(64.0% 0.150 248.4);

Tailwind

colors: {
  custom: {
    50: '#83b0eb',
    500: '#3191e2',
    950: '#000000',
  },
}

SCSS

$custom: #3191e2;
$custom-light: #83b0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3191e2",
  "rgb": {
    "r": 49,
    "g": 145,
    "b": 226
  },
  "hsl": {
    "h": 207.458,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.64023,
    "c": 0.14978,
    "h": 248.4
  },
  "luminance": 0.26395
}

Semantic roles & 50–950 ramp

primary

#3191E2

secondary

#DDB492

accent

#8C36F2

background

#F8FAFE

surface

#F0F4FD

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #3191E2

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

Preview Lab → · Contrast checker → · Palette generator →