#2290B4#2290B4

#2290B4 is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.1% C 0.107 H 225.6°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#2290B4
RGB	rgb(34, 144, 180)
HSL	hsl(195, 68%, 42%)
HSV	hsv(195, 81%, 71%)
CMYK	cmyk(81.1%, 20%, 0%, 29.4%)
CIE-LAB	lab(55.66, -17.22, -27.30)
CIE-LCH	lch(55.66, 32.28, 237.75°)
OKLab	oklab(61.06% -0.0751 -0.0767)
OKLCH	oklch(61.06% 0.107 225.6)
XYZ	xyz(18.8677, 23.5795, 46.7281)
Luminance	0.2358 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2290B4 #B44622

analogous

#22B48F #2290B4 #2247B4

triadic

#2290B4 #B42290 #90B422

tetradic

#2290B4 #8F22B4 #B44622 #47B422

square

#2290B4 #8F22B4 #B44622 #47B422

split-complementary

#2290B4 #B42247 #B48F22

monochromatic

#0F3E4D #186781 #2290B4 #3AB2DA #6DC6E3

Accessibility & contrast

On white

3.67

#2290B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#2290B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2290B4

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2290B4	#FFFFFF	#000000	##000000
##2290B4	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB6

Deuteranopia (green-blind)

#697FB4

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2290b4;
/* rgb */ color: rgb(34, 144, 180);
/* oklch */ color: oklch(61.1% 0.107 225.6);

Tailwind

colors: {
  custom: {
    50: '#76b0ca',
    500: '#2290b4',
    950: '#000000',
  },
}

SCSS

$custom: #2290b4;
$custom-light: #76b0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2290b4",
  "rgb": {
    "r": 34,
    "g": 144,
    "b": 180
  },
  "hsl": {
    "h": 194.795,
    "s": 68.224,
    "l": 41.961
  },
  "oklch": {
    "l": 0.61056,
    "c": 0.10731,
    "h": 225.6
  },
  "luminance": 0.23582
}

Semantic roles & 50–950 ramp

primary

#2290B4

secondary

#CA8068

accent

#683DEB

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2290B4

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

Preview Lab → · Contrast checker → · Palette generator →