#21707B#21707B

#21707B is a mid, moderate teal. Relative luminance 0.133; OKLCH L 50.3% C 0.076 H 208.5°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#21707B
RGB	rgb(33, 112, 123)
HSL	hsl(187, 58%, 31%)
HSV	hsv(187, 73%, 48%)
CMYK	cmyk(73.2%, 8.9%, 0%, 51.8%)
CIE-LAB	lab(43.27, -19.48, -12.96)
CIE-LCH	lch(43.27, 23.40, 213.64°)
OKLab	oklab(50.34% -0.0664 -0.036)
OKLCH	oklch(50.34% 0.076 208.5)
XYZ	xyz(9.9950, 13.3406, 20.7833)
Luminance	0.1334 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21707B #7B2C21

analogous

#217B59 #21707B #21437B

triadic

#21707B #7B2170 #707B21

tetradic

#21707B #59217B #7B2C21 #437B21

square

#21707B #59217B #7B2C21 #437B21

split-complementary

#21707B #7B2143 #7B5921

monochromatic

#07181A #14444B #21707B #2E9CAB #48BECE

Accessibility & contrast

On white

5.72

#21707B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#21707B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21707B

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21707B	#FFFFFF	#000000	##FFFFFF
##21707B	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#666C7C

Deuteranopia (green-blind)

#59627B

Tritanopia (blue-blind)

#007573

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #21707b;
/* rgb */ color: rgb(33, 112, 123);
/* oklch */ color: oklch(50.3% 0.076 208.5);

Tailwind

colors: {
  custom: {
    50: '#6b99a1',
    500: '#21707b',
    950: '#000000',
  },
}

SCSS

$custom: #21707b;
$custom-light: #6b99a1;
$custom-dark: #000000;

JSON

{
  "hex": "#21707b",
  "rgb": {
    "r": 33,
    "g": 112,
    "b": 123
  },
  "hsl": {
    "h": 187.333,
    "s": 57.692,
    "l": 30.588
  },
  "oklch": {
    "l": 0.50341,
    "c": 0.07558,
    "h": 208.5
  },
  "luminance": 0.13342
}

Semantic roles & 50–950 ramp

primary

#21707B

secondary

#AE564A

accent

#5A47E1

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070E0E

muted

#7A7E7E

Preview Lab

Preview with #21707B

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

Preview Lab → · Contrast checker → · Palette generator →