#189EB4#189EB4

#189EB4 is a light, moderate teal. Relative luminance 0.279; OKLCH L 64.4% C 0.108 H 212.6°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#189EB4
RGB	rgb(24, 158, 180)
HSL	hsl(188, 76%, 40%)
HSV	hsv(188, 87%, 71%)
CMYK	cmyk(86.7%, 12.2%, 0%, 29.4%)
CIE-LAB	lab(59.83, -25.38, -20.90)
CIE-LCH	lch(59.83, 32.88, 219.47°)
OKLab	oklab(64.37% -0.0912 -0.0584)
OKLCH	oklch(64.37% 0.108 212.6)
XYZ	xyz(20.8381, 27.9405, 47.4659)
Luminance	0.2794 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#189EB4 #B42E18

analogous

#18B47C #189EB4 #1850B4

triadic

#189EB4 #B4189E #9EB418

tetradic

#189EB4 #7C18B4 #B42E18 #50B418

square

#189EB4 #7C18B4 #B42E18 #50B418

split-complementary

#189EB4 #B41850 #B47C18

monochromatic

#0A3F48 #116F7E #189EB4 #27C8E2 #5DD6E9

Accessibility & contrast

On white

3.19

#189EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#189EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #189EB4

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##189EB4	#FFFFFF	#000000	##000000
##189EB4	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D98B5

Deuteranopia (green-blind)

#7A8AB4

Tritanopia (blue-blind)

#00A7A5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #189eb4;
/* rgb */ color: rgb(24, 158, 180);
/* oklch */ color: oklch(64.4% 0.108 212.6);

Tailwind

colors: {
  custom: {
    50: '#76bbca',
    500: '#189eb4',
    950: '#000000',
  },
}

SCSS

$custom: #189eb4;
$custom-light: #76bbca;
$custom-dark: #000000;

JSON

{
  "hex": "#189eb4",
  "rgb": {
    "r": 24,
    "g": 158,
    "b": 180
  },
  "hsl": {
    "h": 188.462,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.64372,
    "c": 0.10828,
    "h": 212.6
  },
  "luminance": 0.27943
}

Semantic roles & 50–950 ramp

primary

#189EB4

secondary

#CD6B5B

accent

#5035F3

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1213

muted

#7C8182

Preview Lab

Preview with #189EB4

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

Preview Lab → · Contrast checker → · Palette generator →