#189BB4#189BB4

#189BB4 is a light, moderate teal. Relative luminance 0.269; OKLCH L 63.6% C 0.108 H 215.2°. Best body text is #000000 at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#189BB4
RGB	rgb(24, 155, 180)
HSL	hsl(190, 76%, 40%)
HSV	hsv(190, 87%, 71%)
CMYK	cmyk(86.7%, 13.9%, 0%, 29.4%)
CIE-LAB	lab(58.91, -23.85, -22.32)
CIE-LCH	lch(58.91, 32.66, 223.10°)
OKLab	oklab(63.63% -0.0884 -0.0624)
OKLCH	oklch(63.63% 0.108 215.2)
XYZ	xyz(20.3327, 26.9295, 47.2974)
Luminance	0.2693 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#189BB4 #B43118

analogous

#18B47F #189BB4 #184DB4

triadic

#189BB4 #B4189B #9BB418

tetradic

#189BB4 #7F18B4 #B43118 #4DB418

square

#189BB4 #7F18B4 #B43118 #4DB418

split-complementary

#189BB4 #B4184D #B47F18

monochromatic

#0A3E48 #116D7E #189BB4 #27C4E2 #5DD3E9

Accessibility & contrast

On white

3.29

#189BB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.39

#189BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #189BB4

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##189BB4	#FFFFFF	#000000	##000000
##189BB4	1.00	3.29	6.39	6.39
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.39	21.00	1.00	1.00
##000000	6.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A96B5

Deuteranopia (green-blind)

#7688B4

Tritanopia (blue-blind)

#00A4A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #189bb4;
/* rgb */ color: rgb(24, 155, 180);
/* oklch */ color: oklch(63.6% 0.108 215.2);

Tailwind

colors: {
  custom: {
    50: '#75b8ca',
    500: '#189bb4',
    950: '#000000',
  },
}

SCSS

$custom: #189bb4;
$custom-light: #75b8ca;
$custom-dark: #000000;

JSON

{
  "hex": "#189bb4",
  "rgb": {
    "r": 24,
    "g": 155,
    "b": 180
  },
  "hsl": {
    "h": 189.615,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.63625,
    "c": 0.10819,
    "h": 215.2
  },
  "luminance": 0.26932
}

Semantic roles & 50–950 ramp

primary

#189BB4

secondary

#CD6D5B

accent

#5335F3

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #189BB4

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

Preview Lab → · Contrast checker → · Palette generator →