#159BB4#159BB4

#159BB4 is a light, moderate teal. Relative luminance 0.269; OKLCH L 63.6% C 0.109 H 215.1°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#159BB4
RGB	rgb(21, 155, 180)
HSL	hsl(189, 79%, 39%)
HSV	hsv(189, 88%, 71%)
CMYK	cmyk(88.3%, 13.9%, 0%, 29.4%)
CIE-LAB	lab(58.88, -24.04, -22.37)
CIE-LCH	lch(58.88, 32.84, 222.93°)
OKLab	oklab(63.59% -0.089 -0.0626)
OKLCH	oklch(63.59% 0.109 215.1)
XYZ	xyz(20.2652, 26.8948, 47.2943)
Luminance	0.2690 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#159BB4 #B42E15

analogous

#15B47E #159BB4 #154CB4

triadic

#159BB4 #B4159B #9BB415

tetradic

#159BB4 #7E15B4 #B42E15 #4CB415

square

#159BB4 #7E15B4 #B42E15 #4CB415

split-complementary

#159BB4 #B4154C #B47E15

monochromatic

#083D46 #0F6C7D #159BB4 #21C6E5 #58D4EC

Accessibility & contrast

On white

3.29

#159BB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#159BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #159BB4

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##159BB4	#FFFFFF	#000000	##000000
##159BB4	1.00	3.29	6.38	6.38
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.38	21.00	1.00	1.00
##000000	6.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A96B5

Deuteranopia (green-blind)

#7687B4

Tritanopia (blue-blind)

#00A4A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #159bb4;
/* rgb */ color: rgb(21, 155, 180);
/* oklch */ color: oklch(63.6% 0.109 215.1);

Tailwind

colors: {
  custom: {
    50: '#75b8ca',
    500: '#159bb4',
    950: '#000000',
  },
}

SCSS

$custom: #159bb4;
$custom-light: #75b8ca;
$custom-dark: #000000;

JSON

{
  "hex": "#159bb4",
  "rgb": {
    "r": 21,
    "g": 155,
    "b": 180
  },
  "hsl": {
    "h": 189.434,
    "s": 79.104,
    "l": 39.412
  },
  "oklch": {
    "l": 0.63589,
    "c": 0.10882,
    "h": 215.1
  },
  "luminance": 0.26897
}

Semantic roles & 50–950 ramp

primary

#159BB4

secondary

#CF6956

accent

#5132F6

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #159BB4

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

Preview Lab → · Contrast checker → · Palette generator →