#2366BC#2366BC

#2366BC is a mid, vivid cyan. Relative luminance 0.135; OKLCH L 51.6% C 0.151 H 256.6°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#2366BC
RGB	rgb(35, 102, 188)
HSL	hsl(214, 69%, 44%)
HSV	hsv(214, 81%, 74%)
CMYK	cmyk(81.4%, 45.7%, 0%, 26.3%)
CIE-LAB	lab(43.49, 10.85, -51.12)
CIE-LCH	lch(43.49, 52.25, 281.98°)
OKLab	oklab(51.59% -0.035 -0.1467)
OKLCH	oklch(51.59% 0.151 256.6)
XYZ	xyz(14.5182, 13.4891, 49.4057)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2366BC #BC7923

analogous

#23B2BC #2366BC #2C23BC

triadic

#2366BC #BC2366 #66BC23

tetradic

#2366BC #BC23B2 #BC7923 #23BC2C

square

#2366BC #BC23B2 #BC7923 #23BC2C

split-complementary

#2366BC #BC2C23 #B2BC23

monochromatic

#102E55 #194A88 #2366BC #4184DC #74A6E5

Accessibility & contrast

On white

5.68

#2366BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#2366BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2366BC

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2366BC	#FFFFFF	#000000	##FFFFFF
##2366BC	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#386EBF

Deuteranopia (green-blind)

#1260BA

Tritanopia (blue-blind)

#007B88

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2366bc;
/* rgb */ color: rgb(35, 102, 188);
/* oklch */ color: oklch(51.6% 0.151 256.6);

Tailwind

colors: {
  custom: {
    50: '#7791d1',
    500: '#2366bc',
    950: '#000000',
  },
}

SCSS

$custom: #2366bc;
$custom-light: #7791d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2366bc",
  "rgb": {
    "r": 35,
    "g": 102,
    "b": 188
  },
  "hsl": {
    "h": 213.725,
    "s": 68.61,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51591,
    "c": 0.15086,
    "h": 256.6
  },
  "luminance": 0.13491
}

Semantic roles & 50–950 ramp

primary

#2366BC

secondary

#CCA36F

accent

#9F3CEB

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2366BC

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

Preview Lab → · Contrast checker → · Palette generator →