#189DB4#189DB4

#189DB4 is a light, moderate teal. Relative luminance 0.276; OKLCH L 64.1% C 0.108 H 213.5°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#189DB4
RGB	rgb(24, 157, 180)
HSL	hsl(189, 76%, 40%)
HSV	hsv(189, 87%, 71%)
CMYK	cmyk(86.7%, 12.8%, 0%, 29.4%)
CIE-LAB	lab(59.53, -24.87, -21.37)
CIE-LCH	lch(59.53, 32.79, 220.67°)
OKLab	oklab(64.12% -0.0903 -0.0597)
OKLCH	oklch(64.12% 0.108 213.5)
XYZ	xyz(20.6683, 27.6007, 47.4093)
Luminance	0.2760 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#189DB4 #B42F18

analogous

#18B47D #189DB4 #184FB4

triadic

#189DB4 #B4189D #9DB418

tetradic

#189DB4 #7D18B4 #B42F18 #4FB418

square

#189DB4 #7D18B4 #B42F18 #4FB418

split-complementary

#189DB4 #B4184F #B47D18

monochromatic

#0A3F48 #116E7E #189DB4 #27C7E2 #5DD5E9

Accessibility & contrast

On white

3.22

#189DB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#189DB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #189DB4

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##189DB4	#FFFFFF	#000000	##000000
##189DB4	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C97B5

Deuteranopia (green-blind)

#7889B4

Tritanopia (blue-blind)

#00A6A4

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #189db4;
/* rgb */ color: rgb(24, 157, 180);
/* oklch */ color: oklch(64.1% 0.108 213.5);

Tailwind

colors: {
  custom: {
    50: '#76baca',
    500: '#189db4',
    950: '#000000',
  },
}

SCSS

$custom: #189db4;
$custom-light: #76baca;
$custom-dark: #000000;

JSON

{
  "hex": "#189db4",
  "rgb": {
    "r": 24,
    "g": 157,
    "b": 180
  },
  "hsl": {
    "h": 188.846,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.64123,
    "c": 0.10822,
    "h": 213.5
  },
  "luminance": 0.27603
}

Semantic roles & 50–950 ramp

primary

#189DB4

secondary

#CD6B5B

accent

#5135F3

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #189DB4

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

Preview Lab → · Contrast checker → · Palette generator →