#21898F#21898F

#21898F is a mid, moderate teal. Relative luminance 0.202; OKLCH L 57.7% C 0.090 H 200.9°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#21898F
RGB	rgb(33, 137, 143)
HSL	hsl(183, 63%, 35%)
HSV	hsv(183, 77%, 56%)
CMYK	cmyk(76.9%, 4.2%, 0%, 43.9%)
CIE-LAB	lab(52.06, -26.01, -11.51)
CIE-LCH	lch(52.06, 28.44, 203.86°)
OKLab	oklab(57.68% -0.0839 -0.032)
OKLCH	oklch(57.68% 0.09 200.9)
XYZ	xyz(14.5286, 20.1961, 29.1138)
Luminance	0.2020 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21898F #8F2721

analogous

#218F5E #21898F #21528F

triadic

#21898F #8F2189 #898F21

tetradic

#21898F #5E218F #8F2721 #528F21

square

#21898F #5E218F #8F2721 #528F21

split-complementary

#21898F #8F2152 #8F5E21

monochromatic

#0A2A2C #16595D #21898F #2CB9C1 #53D0D7

Accessibility & contrast

On white

4.17

#21898F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#21898F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21898F

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21898F	#FFFFFF	#000000	##000000
##21898F	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8390

Deuteranopia (green-blind)

#6F778F

Tritanopia (blue-blind)

#008E8B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #21898f;
/* rgb */ color: rgb(33, 137, 143);
/* oklch */ color: oklch(57.7% 0.090 200.9);

Tailwind

colors: {
  custom: {
    50: '#70acaf',
    500: '#21898f',
    950: '#000000',
  },
}

SCSS

$custom: #21898f;
$custom-light: #70acaf;
$custom-dark: #000000;

JSON

{
  "hex": "#21898f",
  "rgb": {
    "r": 33,
    "g": 137,
    "b": 143
  },
  "hsl": {
    "h": 183.273,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57682,
    "c": 0.08978,
    "h": 200.9
  },
  "luminance": 0.20198
}

Semantic roles & 50–950 ramp

primary

#21898F

secondary

#BB5751

accent

#4B42E6

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #21898F

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

Preview Lab → · Contrast checker → · Palette generator →