#21636D#21636D

#21636D is a mid, moderate teal. Relative luminance 0.104; OKLCH L 46.3% C 0.067 H 209.2°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#21636D
RGB	rgb(33, 99, 109)
HSL	hsl(188, 54%, 28%)
HSV	hsv(188, 70%, 43%)
CMYK	cmyk(69.7%, 9.2%, 0%, 57.3%)
CIE-LAB	lab(38.46, -17.03, -11.74)
CIE-LCH	lch(38.46, 20.69, 214.59°)
OKLab	oklab(46.29% -0.0583 -0.0326)
OKLCH	oklch(46.29% 0.067 209.2)
XYZ	xyz(7.8482, 10.3503, 16.0492)
Luminance	0.1035 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21636D #6D2B21

analogous

#216D51 #21636D #213D6D

triadic

#21636D #6D2163 #636D21

tetradic

#21636D #51216D #6D2B21 #3D6D21

square

#21636D #51216D #6D2B21 #3D6D21

split-complementary

#21636D #6D213D #6D5121

monochromatic

#071517 #13383E #21636D #2F8E9C #42B5C6

Accessibility & contrast

On white

6.84

#21636D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#21636D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21636D

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21636D	#FFFFFF	#000000	##FFFFFF
##21636D	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5F6E

Deuteranopia (green-blind)

#4F576D

Tritanopia (blue-blind)

#006866

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #21636d;
/* rgb */ color: rgb(33, 99, 109);
/* oklch */ color: oklch(46.3% 0.067 209.2);

Tailwind

colors: {
  custom: {
    50: '#678f96',
    500: '#21636d',
    950: '#000000',
  },
}

SCSS

$custom: #21636d;
$custom-light: #678f96;
$custom-dark: #000000;

JSON

{
  "hex": "#21636d",
  "rgb": {
    "r": 33,
    "g": 99,
    "b": 109
  },
  "hsl": {
    "h": 187.895,
    "s": 53.521,
    "l": 27.843
  },
  "oklch": {
    "l": 0.4629,
    "c": 0.06677,
    "h": 209.2
  },
  "luminance": 0.10351
}

Semantic roles & 50–950 ramp

primary

#21636D

secondary

#A15549

accent

#5E4BDD

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0D

muted

#7A7D7E

Preview Lab

Preview with #21636D

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

Preview Lab → · Contrast checker → · Palette generator →