#15838B#15838B

#15838B is a mid, moderate teal. Relative luminance 0.183; OKLCH L 55.8% C 0.091 H 202.8°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#15838B
RGB	rgb(21, 131, 139)
HSL	hsl(184, 74%, 31%)
HSV	hsv(184, 85%, 55%)
CMYK	cmyk(84.9%, 5.8%, 0%, 45.5%)
CIE-LAB	lab(49.80, -25.47, -12.59)
CIE-LCH	lch(49.80, 28.41, 206.31°)
OKLab	oklab(55.75% -0.0835 -0.035)
OKLCH	oklch(55.75% 0.091 202.8)
XYZ	xyz(13.0836, 18.2544, 27.2550)
Luminance	0.1826 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15838B #8B1D15

analogous

#158B58 #15838B #15488B

triadic

#15838B #8B1583 #838B15

tetradic

#15838B #58158B #8B1D15 #488B15

square

#15838B #58158B #8B1D15 #488B15

split-complementary

#15838B #8B1548 #8B5815

monochromatic

#051F21 #0D5156 #15838B #1DB5C0 #39D6E1

Accessibility & contrast

On white

4.51

#15838B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#15838B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #15838B

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15838B	#FFFFFF	#000000	##000000
##15838B	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#787D8C

Deuteranopia (green-blind)

#68728B

Tritanopia (blue-blind)

#008985

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #15838b;
/* rgb */ color: rgb(21, 131, 139);
/* oklch */ color: oklch(55.8% 0.091 202.8);

Tailwind

colors: {
  custom: {
    50: '#6ca7ac',
    500: '#15838b',
    950: '#000000',
  },
}

SCSS

$custom: #15838b;
$custom-light: #6ca7ac;
$custom-dark: #000000;

JSON

{
  "hex": "#15838b",
  "rgb": {
    "r": 21,
    "g": 131,
    "b": 139
  },
  "hsl": {
    "h": 184.068,
    "s": 73.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.55753,
    "c": 0.09051,
    "h": 202.8
  },
  "luminance": 0.18256
}

Semantic roles & 50–950 ramp

primary

#15838B

secondary

#BF463D

accent

#4437F0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #15838B

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

Preview Lab → · Contrast checker → · Palette generator →