#15B4CA#15B4CA

#15B4CA is a light, moderate teal. Relative luminance 0.371; OKLCH L 70.7% C 0.120 H 210.5°. Best body text is #000000 at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#15B4CA
RGB	rgb(21, 180, 202)
HSL	hsl(187, 81%, 44%)
HSV	hsv(187, 90%, 79%)
CMYK	cmyk(89.6%, 10.9%, 0%, 20.8%)
CIE-LAB	lab(67.32, -29.31, -21.73)
CIE-LCH	lch(67.32, 36.49, 216.56°)
OKLab	oklab(70.68% -0.1031 -0.0607)
OKLCH	oklch(70.68% 0.12 210.5)
XYZ	xyz(27.2864, 37.0626, 61.5813)
Luminance	0.3707 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15B4CA #CA2B15

analogous

#15CA85 #15B4CA #1559CA

triadic

#15B4CA #CA15B4 #B4CA15

tetradic

#15B4CA #8515CA #CA2B15 #59CA15

square

#15B4CA #8515CA #CA2B15 #59CA15

split-complementary

#15B4CA #CA1559 #CA8515

monochromatic

#09515B #0F8393 #15B4CA #32D3EA #6ADFEF

Accessibility & contrast

On white

2.50

#15B4CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.41

#15B4CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #15B4CA

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15B4CA	#FFFFFF	#000000	##000000
##15B4CA	1.00	2.50	8.41	8.41
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.41	21.00	1.00	1.00
##000000	8.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2ADCB

Deuteranopia (green-blind)

#8C9DCA

Tritanopia (blue-blind)

#00BDBB

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #15b4ca;
/* rgb */ color: rgb(21, 180, 202);
/* oklch */ color: oklch(70.7% 0.120 210.5);

Tailwind

colors: {
  custom: {
    50: '#7bcbda',
    500: '#15b4ca',
    950: '#000000',
  },
}

SCSS

$custom: #15b4ca;
$custom-light: #7bcbda;
$custom-dark: #000000;

JSON

{
  "hex": "#15b4ca",
  "rgb": {
    "r": 21,
    "g": 180,
    "b": 202
  },
  "hsl": {
    "h": 187.293,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.70681,
    "c": 0.11963,
    "h": 210.5
  },
  "luminance": 0.37066
}

Semantic roles & 50–950 ramp

primary

#15B4CA

secondary

#D57366

accent

#4830F8

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0B1314

muted

#7C8283

Preview Lab

Preview with #15B4CA

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

Preview Lab → · Contrast checker → · Palette generator →