#21656E#21656E

#21656E is a mid, moderate teal. Relative luminance 0.108; OKLCH L 46.9% C 0.068 H 207.6°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#21656E
RGB	rgb(33, 101, 110)
HSL	hsl(187, 54%, 28%)
HSV	hsv(187, 70%, 43%)
CMYK	cmyk(70%, 8.2%, 0%, 56.9%)
CIE-LAB	lab(39.17, -17.80, -11.30)
CIE-LCH	lch(39.17, 21.08, 212.39°)
OKLab	oklab(46.87% -0.0601 -0.0314)
OKLCH	oklch(46.87% 0.068 207.6)
XYZ	xyz(8.0942, 10.7556, 16.3983)
Luminance	0.1076 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21656E #6E2A21

analogous

#216E50 #21656E #213E6E

triadic

#21656E #6E2165 #656E21

tetradic

#21656E #50216E #6E2A21 #3E6E21

square

#21656E #50216E #6E2A21 #3E6E21

split-complementary

#21656E #6E213E #6E5021

monochromatic

#071618 #133A3F #21656E #2F909D #43B7C7

Accessibility & contrast

On white

6.66

#21656E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#21656E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21656E

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21656E	#FFFFFF	#000000	##FFFFFF
##21656E	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C616F

Deuteranopia (green-blind)

#51596E

Tritanopia (blue-blind)

#006A68

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #21656e;
/* rgb */ color: rgb(33, 101, 110);
/* oklch */ color: oklch(46.9% 0.068 207.6);

Tailwind

colors: {
  custom: {
    50: '#689197',
    500: '#21656e',
    950: '#000000',
  },
}

SCSS

$custom: #21656e;
$custom-light: #689197;
$custom-dark: #000000;

JSON

{
  "hex": "#21656e",
  "rgb": {
    "r": 33,
    "g": 101,
    "b": 110
  },
  "hsl": {
    "h": 187.013,
    "s": 53.846,
    "l": 28.039
  },
  "oklch": {
    "l": 0.46869,
    "c": 0.06778,
    "h": 207.6
  },
  "luminance": 0.10756
}

Semantic roles & 50–950 ramp

primary

#21656E

secondary

#A25349

accent

#5C4BDD

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0D

muted

#7A7D7E

Preview Lab

Preview with #21656E

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

Preview Lab → · Contrast checker → · Palette generator →