#15636B#15636B

#15636B is a mid, moderate teal. Relative luminance 0.101; OKLCH L 45.9% C 0.072 H 205.4°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#15636B
RGB	rgb(21, 99, 107)
HSL	hsl(186, 67%, 25%)
HSV	hsv(186, 80%, 42%)
CMYK	cmyk(80.4%, 7.5%, 0%, 58%)
CIE-LAB	lab(38.10, -19.46, -11.10)
CIE-LCH	lch(38.10, 22.40, 209.70°)
OKLab	oklab(45.89% -0.0649 -0.0308)
OKLCH	oklch(45.89% 0.072 205.4)
XYZ	xyz(7.4238, 10.1437, 15.4737)
Luminance	0.1014 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15636B #6B1D15

analogous

#156B48 #15636B #15386B

triadic

#15636B #6B1563 #636B15

tetradic

#15636B #48156B #6B1D15 #386B15

square

#15636B #48156B #6B1D15 #386B15

split-complementary

#15636B #6B1538 #6B4815

monochromatic

#05181A #0B3438 #15636B #1F929E #29C2D1

Accessibility & contrast

On white

6.93

#15636B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#15636B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #15636B

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15636B	#FFFFFF	#000000	##FFFFFF
##15636B	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5F6C

Deuteranopia (green-blind)

#4E566B

Tritanopia (blue-blind)

#006865

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #15636b;
/* rgb */ color: rgb(21, 99, 107);
/* oklch */ color: oklch(45.9% 0.072 205.4);

Tailwind

colors: {
  custom: {
    50: '#638f95',
    500: '#15636b',
    950: '#000000',
  },
}

SCSS

$custom: #15636b;
$custom-light: #638f95;
$custom-dark: #000000;

JSON

{
  "hex": "#15636b",
  "rgb": {
    "r": 21,
    "g": 99,
    "b": 107
  },
  "hsl": {
    "h": 185.581,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.45888,
    "c": 0.0719,
    "h": 205.4
  },
  "luminance": 0.10145
}

Semantic roles & 50–950 ramp

primary

#15636B

secondary

#A2443A

accent

#4E3EEA

background

#F6F8F9

surface

#EBF0F1

border

#C6CBCB

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #15636B

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

Preview Lab → · Contrast checker → · Palette generator →