#2366B0#2366B0

#2366B0 is a mid, vivid cyan. Relative luminance 0.130; OKLCH L 50.8% C 0.135 H 253.9°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#2366B0
RGB	rgb(35, 102, 176)
HSL	hsl(211, 67%, 41%)
HSV	hsv(211, 80%, 69%)
CMYK	cmyk(80.1%, 42%, 0%, 31%)
CIE-LAB	lab(42.75, 6.19, -45.29)
CIE-LCH	lch(42.75, 45.71, 277.79°)
OKLab	oklab(50.78% -0.0375 -0.1296)
OKLCH	oklch(50.78% 0.135 253.9)
XYZ	xyz(13.2780, 12.9931, 42.8740)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2366B0 #B06D23

analogous

#23ADB0 #2366B0 #2623B0

triadic

#2366B0 #B02366 #66B023

tetradic

#2366B0 #B023AD #B06D23 #23B026

square

#2366B0 #B023AD #B06D23 #23B026

split-complementary

#2366B0 #B02623 #ADB023

monochromatic

#0F2B4A #19487D #2366B0 #3984D8 #6CA4E2

Accessibility & contrast

On white

5.83

#2366B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#2366B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2366B0

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2366B0	#FFFFFF	#000000	##FFFFFF
##2366B0	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#416CB3

Deuteranopia (green-blind)

#285FAF

Tritanopia (blue-blind)

#007882

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2366b0;
/* rgb */ color: rgb(35, 102, 176);
/* oklch */ color: oklch(50.8% 0.135 253.9);

Tailwind

colors: {
  custom: {
    50: '#7491c8',
    500: '#2366b0',
    950: '#000000',
  },
}

SCSS

$custom: #2366b0;
$custom-light: #7491c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2366b0",
  "rgb": {
    "r": 35,
    "g": 102,
    "b": 176
  },
  "hsl": {
    "h": 211.489,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.5078,
    "c": 0.13493,
    "h": 253.9
  },
  "luminance": 0.12995
}

Semantic roles & 50–950 ramp

primary

#2366B0

secondary

#C89A67

accent

#983EEA

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2366B0

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

Preview Lab → · Contrast checker → · Palette generator →