#2190B3#2190B3

#2190B3 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.0% C 0.107 H 224.8°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#2190B3
RGB	rgb(33, 144, 179)
HSL	hsl(194, 69%, 42%)
HSV	hsv(194, 82%, 70%)
CMYK	cmyk(81.6%, 19.6%, 0%, 29.8%)
CIE-LAB	lab(55.61, -17.67, -26.82)
CIE-LCH	lch(55.61, 32.12, 236.63°)
OKLab	oklab(60.99% -0.0758 -0.0753)
OKLCH	oklch(60.99% 0.107 224.8)
XYZ	xyz(18.7337, 23.5222, 46.1920)
Luminance	0.2352 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2190B3 #B34421

analogous

#21B38D #2190B3 #2147B3

triadic

#2190B3 #B32190 #90B321

tetradic

#2190B3 #8D21B3 #B34421 #47B321

square

#2190B3 #8D21B3 #B34421 #47B321

split-complementary

#2190B3 #B32147 #B38D21

monochromatic

#0E3D4C #17667F #2190B3 #37B3DA #6BC7E4

Accessibility & contrast

On white

3.68

#2190B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#2190B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2190B3

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2190B3	#FFFFFF	#000000	##000000
##2190B3	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8DB5

Deuteranopia (green-blind)

#6A7FB3

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2190b3;
/* rgb */ color: rgb(33, 144, 179);
/* oklch */ color: oklch(61.0% 0.107 224.8);

Tailwind

colors: {
  custom: {
    50: '#76b0c9',
    500: '#2190b3',
    950: '#000000',
  },
}

SCSS

$custom: #2190b3;
$custom-light: #76b0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2190b3",
  "rgb": {
    "r": 33,
    "g": 144,
    "b": 179
  },
  "hsl": {
    "h": 194.384,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.60991,
    "c": 0.10685,
    "h": 224.8
  },
  "luminance": 0.23525
}

Semantic roles & 50–950 ramp

primary

#2190B3

secondary

#CA7E66

accent

#663CEC

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2190B3

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

Preview Lab → · Contrast checker → · Palette generator →