#21858F#21858F

#21858F is a mid, moderate teal. Relative luminance 0.191; OKLCH L 56.6% C 0.088 H 205.1°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#21858F
RGB	rgb(33, 133, 143)
HSL	hsl(185, 63%, 35%)
HSV	hsv(185, 77%, 56%)
CMYK	cmyk(76.9%, 7%, 0%, 43.9%)
CIE-LAB	lab(50.78, -23.97, -13.43)
CIE-LCH	lch(50.78, 27.48, 209.26°)
OKLab	oklab(56.65% -0.0798 -0.0373)
OKLCH	oklch(56.65% 0.088 205.1)
XYZ	xyz(13.9705, 19.0799, 28.9278)
Luminance	0.1908 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21858F #8F2B21

analogous

#218F62 #21858F #214E8F

triadic

#21858F #8F2185 #858F21

tetradic

#21858F #62218F #8F2B21 #4E8F21

square

#21858F #62218F #8F2B21 #4E8F21

split-complementary

#21858F #8F214E #8F6221

monochromatic

#0A292C #16575D #21858F #2CB3C1 #53CBD7

Accessibility & contrast

On white

4.36

#21858F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#21858F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21858F

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21858F	#FFFFFF	#000000	##000000
##21858F	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7F90

Deuteranopia (green-blind)

#6A748F

Tritanopia (blue-blind)

#008B88

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #21858f;
/* rgb */ color: rgb(33, 133, 143);
/* oklch */ color: oklch(56.6% 0.088 205.1);

Tailwind

colors: {
  custom: {
    50: '#70a9af',
    500: '#21858f',
    950: '#000000',
  },
}

SCSS

$custom: #21858f;
$custom-light: #70a9af;
$custom-dark: #000000;

JSON

{
  "hex": "#21858f",
  "rgb": {
    "r": 33,
    "g": 133,
    "b": 143
  },
  "hsl": {
    "h": 185.455,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56648,
    "c": 0.08808,
    "h": 205.1
  },
  "luminance": 0.19082
}

Semantic roles & 50–950 ramp

primary

#21858F

secondary

#BB5B51

accent

#5142E6

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #21858F

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

Preview Lab → · Contrast checker → · Palette generator →