#2291A8#2291A8

#2291A8 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 60.8% C 0.099 H 215.6°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#2291A8
RGB	rgb(34, 145, 168)
HSL	hsl(190, 66%, 40%)
HSV	hsv(190, 80%, 66%)
CMYK	cmyk(79.8%, 13.7%, 0%, 34.1%)
CIE-LAB	lab(55.50, -21.85, -20.70)
CIE-LCH	lch(55.50, 30.10, 223.45°)
OKLab	oklab(60.77% -0.0808 -0.0578)
OKLCH	oklch(60.77% 0.099 215.6)
XYZ	xyz(17.8499, 23.4158, 40.6171)
Luminance	0.2342 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2291A8 #A83922

analogous

#22A87C #2291A8 #224EA8

triadic

#2291A8 #A82291 #91A822

tetradic

#2291A8 #7C22A8 #A83922 #4EA822

square

#2291A8 #7C22A8 #A83922 #4EA822

split-complementary

#2291A8 #A8224E #A87C22

monochromatic

#0D3942 #186575 #2291A8 #32B9D5 #65CBE0

Accessibility & contrast

On white

3.69

#2291A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#2291A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2291A8

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2291A8	#FFFFFF	#000000	##000000
##2291A8	1.00	3.69	5.68	5.68
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818CA9

Deuteranopia (green-blind)

#6F7FA8

Tritanopia (blue-blind)

#009998

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2291a8;
/* rgb */ color: rgb(34, 145, 168);
/* oklch */ color: oklch(60.8% 0.099 215.6);

Tailwind

colors: {
  custom: {
    50: '#75b1c2',
    500: '#2291a8',
    950: '#000000',
  },
}

SCSS

$custom: #2291a8;
$custom-light: #75b1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2291a8",
  "rgb": {
    "r": 34,
    "g": 145,
    "b": 168
  },
  "hsl": {
    "h": 190.299,
    "s": 66.337,
    "l": 39.608
  },
  "oklch": {
    "l": 0.60765,
    "c": 0.09935,
    "h": 215.6
  },
  "luminance": 0.23418
}

Semantic roles & 50–950 ramp

primary

#2291A8

secondary

#C57261

accent

#5C3FE9

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2291A8

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

Preview Lab → · Contrast checker → · Palette generator →