#3187CA#3187CA

#3187CA is a mid, vivid cyan. Relative luminance 0.222; OKLCH L 60.4% C 0.130 H 246.1°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#3187CA
RGB	rgb(49, 135, 202)
HSL	hsl(206, 61%, 49%)
HSV	hsv(206, 76%, 79%)
CMYK	cmyk(75.7%, 33.2%, 0%, 20.8%)
CIE-LAB	lab(54.28, -2.67, -41.94)
CIE-LCH	lch(54.28, 42.03, 266.36°)
OKLab	oklab(60.38% -0.0527 -0.1191)
OKLCH	oklch(60.38% 0.13 246.1)
XYZ	xyz(20.5872, 22.2428, 59.0739)
Luminance	0.2225 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3187CA #CA7431

analogous

#31CAC1 #3187CA #313ACA

triadic

#3187CA #CA3187 #87CA31

tetradic

#3187CA #C131CA #CA7431 #3ACA31

square

#3187CA #C131CA #CA7431 #3ACA31

split-complementary

#3187CA #CA313A #CAC131

monochromatic

#194567 #256699 #3187CA #60A4D8 #91C0E4

Accessibility & contrast

On white

3.85

#3187CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#3187CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3187CA

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3187CA	#FFFFFF	#000000	##000000
##3187CA	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#688ACD

Deuteranopia (green-blind)

#527BC9

Tritanopia (blue-blind)

#00979F

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3187ca;
/* rgb */ color: rgb(49, 135, 202);
/* oklch */ color: oklch(60.4% 0.130 246.1);

Tailwind

colors: {
  custom: {
    50: '#7ea9da',
    500: '#3187ca',
    950: '#000000',
  },
}

SCSS

$custom: #3187ca;
$custom-light: #7ea9da;
$custom-dark: #000000;

JSON

{
  "hex": "#3187ca",
  "rgb": {
    "r": 49,
    "g": 135,
    "b": 202
  },
  "hsl": {
    "h": 206.275,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.6038,
    "c": 0.13026,
    "h": 246.1
  },
  "luminance": 0.22245
}

Semantic roles & 50–950 ramp

primary

#3187CA

secondary

#CFA788

accent

#8A44E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0B0F15

muted

#7C7F83

Preview Lab

Preview with #3187CA

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

Preview Lab → · Contrast checker → · Palette generator →