#2198B4#2198B4

#2198B4 is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.0% C 0.106 H 218.4°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#2198B4
RGB	rgb(33, 152, 180)
HSL	hsl(191, 69%, 42%)
HSV	hsv(191, 82%, 71%)
CMYK	cmyk(81.7%, 15.6%, 0%, 29.4%)
CIE-LAB	lab(58.11, -21.58, -23.54)
CIE-LCH	lch(58.11, 31.93, 227.48°)
OKLab	oklab(63.01% -0.0831 -0.0659)
OKLCH	oklch(63.01% 0.106 218.4)
XYZ	xyz(20.0901, 26.0726, 47.1448)
Luminance	0.2607 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2198B4 #B43D21

analogous

#21B487 #2198B4 #214EB4

triadic

#2198B4 #B42198 #98B421

tetradic

#2198B4 #8721B4 #B43D21 #4EB421

square

#2198B4 #8721B4 #B43D21 #4EB421

split-complementary

#2198B4 #B4214E #B48721

monochromatic

#0E414D #186C80 #2198B4 #38BBDA #6BCDE4

Accessibility & contrast

On white

3.38

#2198B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#2198B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2198B4

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2198B4	#FFFFFF	#000000	##000000
##2198B4	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8693B6

Deuteranopia (green-blind)

#7386B4

Tritanopia (blue-blind)

#00A1A1

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #2198b4;
/* rgb */ color: rgb(33, 152, 180);
/* oklch */ color: oklch(63.0% 0.106 218.4);

Tailwind

colors: {
  custom: {
    50: '#77b6ca',
    500: '#2198b4',
    950: '#000000',
  },
}

SCSS

$custom: #2198b4;
$custom-light: #77b6ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2198b4",
  "rgb": {
    "r": 33,
    "g": 152,
    "b": 180
  },
  "hsl": {
    "h": 191.429,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.63013,
    "c": 0.106,
    "h": 218.4
  },
  "luminance": 0.26075
}

Semantic roles & 50–950 ramp

primary

#2198B4

secondary

#CA7A67

accent

#5D3CEC

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #2198B4

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

Preview Lab → · Contrast checker → · Palette generator →