#21A5BD#21A5BD

#21A5BD is a light, moderate teal. Relative luminance 0.309; OKLCH L 66.6% C 0.110 H 213.8°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#21A5BD
RGB	rgb(33, 165, 189)
HSL	hsl(189, 70%, 44%)
HSV	hsv(189, 83%, 74%)
CMYK	cmyk(82.5%, 12.7%, 0%, 25.9%)
CIE-LAB	lab(62.43, -25.28, -21.98)
CIE-LCH	lch(62.43, 33.50, 221.00°)
OKLab	oklab(66.61% -0.0918 -0.0614)
OKLCH	oklch(66.61% 0.11 213.8)
XYZ	xyz(23.2636, 30.9048, 52.8733)
Luminance	0.3091 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A5BD #BD3921

analogous

#21BD87 #21A5BD #2157BD

triadic

#21A5BD #BD21A5 #A5BD21

tetradic

#21A5BD #8721BD #BD3921 #57BD21

square

#21A5BD #8721BD #BD3921 #57BD21

split-complementary

#21A5BD #BD2157 #BD8721

monochromatic

#0F4A55 #187889 #21A5BD #3EC5DD #72D4E6

Accessibility & contrast

On white

2.92

#21A5BD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#21A5BD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A5BD

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A5BD	#FFFFFF	#000000	##000000
##21A5BD	1.00	2.92	7.18	7.18
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.18	21.00	1.00	1.00
##000000	7.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#949FBE

Deuteranopia (green-blind)

#7F91BD

Tritanopia (blue-blind)

#00AEAC

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #21a5bd;
/* rgb */ color: rgb(33, 165, 189);
/* oklch */ color: oklch(66.6% 0.110 213.8);

Tailwind

colors: {
  custom: {
    50: '#7ac0d1',
    500: '#21a5bd',
    950: '#000000',
  },
}

SCSS

$custom: #21a5bd;
$custom-light: #7ac0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#21a5bd",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 189
  },
  "hsl": {
    "h": 189.231,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.66608,
    "c": 0.11044,
    "h": 213.8
  },
  "luminance": 0.30908
}

Semantic roles & 50–950 ramp

primary

#21A5BD

secondary

#CD7B6D

accent

#563BED

background

#F8FBFC

surface

#EFF7F9

border

#CAD0D2

text

#0B1214

muted

#7C8182

Preview Lab

Preview with #21A5BD

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

Preview Lab → · Contrast checker → · Palette generator →