#3291CB#3291CB

#3291CB is a light, vivid cyan. Relative luminance 0.252; OKLCH L 62.8% C 0.123 H 240.2°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#3291CB
RGB	rgb(50, 145, 203)
HSL	hsl(203, 60%, 50%)
HSV	hsv(203, 75%, 80%)
CMYK	cmyk(75.4%, 28.6%, 0%, 20.4%)
CIE-LAB	lab(57.31, -7.98, -37.75)
CIE-LCH	lch(57.31, 38.58, 258.06°)
OKLab	oklab(62.79% -0.0612 -0.1067)
OKLCH	oklch(62.79% 0.123 240.2)
XYZ	xyz(22.2161, 25.2381, 60.1889)
Luminance	0.2524 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3291CB #CB6C32

analogous

#32CBB9 #3291CB #3245CB

triadic

#3291CB #CB3291 #91CB32

tetradic

#3291CB #B932CB #CB6C32 #45CB32

square

#3291CB #B932CB #CB6C32 #45CB32

split-complementary

#3291CB #CB3245 #CBB932

monochromatic

#1A4B69 #266E9A #3291CB #62ABD8 #93C6E4

Accessibility & contrast

On white

3.47

#3291CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#3291CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3291CB

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3291CB	#FFFFFF	#000000	##000000
##3291CB	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7692CE

Deuteranopia (green-blind)

#6183CA

Tritanopia (blue-blind)

#00A0A5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3291cb;
/* rgb */ color: rgb(50, 145, 203);
/* oklch */ color: oklch(62.8% 0.123 240.2);

Tailwind

colors: {
  custom: {
    50: '#7fb1db',
    500: '#3291cb',
    950: '#000000',
  },
}

SCSS

$custom: #3291cb;
$custom-light: #7fb1db;
$custom-dark: #000000;

JSON

{
  "hex": "#3291cb",
  "rgb": {
    "r": 50,
    "g": 145,
    "b": 203
  },
  "hsl": {
    "h": 202.745,
    "s": 60.474,
    "l": 49.608
  },
  "oklch": {
    "l": 0.62793,
    "c": 0.12307,
    "h": 240.2
  },
  "luminance": 0.25241
}

Semantic roles & 50–950 ramp

primary

#3291CB

secondary

#CFA489

accent

#8144E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3291CB

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

Preview Lab → · Contrast checker → · Palette generator →