#166E7B#166E7B

#166E7B is a mid, moderate teal. Relative luminance 0.128; OKLCH L 49.6% C 0.080 H 210.1°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#166E7B
RGB	rgb(22, 110, 123)
HSL	hsl(188, 70%, 28%)
HSV	hsv(188, 82%, 48%)
CMYK	cmyk(82.1%, 10.6%, 0%, 51.8%)
CIE-LAB	lab(42.39, -19.78, -14.33)
CIE-LCH	lch(42.39, 24.43, 215.92°)
OKLab	oklab(49.56% -0.0689 -0.0399)
OKLCH	oklch(49.56% 0.08 210.1)
XYZ	xyz(9.4804, 12.7513, 20.6966)
Luminance	0.1275 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166E7B #7B2316

analogous

#167B55 #166E7B #163B7B

triadic

#166E7B #7B166E #6E7B16

tetradic

#166E7B #55167B #7B2316 #3B7B16

square

#166E7B #55167B #7B2316 #3B7B16

split-complementary

#166E7B #7B163B #7B5516

monochromatic

#05171A #0D4047 #166E7B #1F9CAF #31C4DA

Accessibility & contrast

On white

5.91

#166E7B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#166E7B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166E7B

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166E7B	#FFFFFF	#000000	##FFFFFF
##166E7B	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636A7C

Deuteranopia (green-blind)

#56607B

Tritanopia (blue-blind)

#007472

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #166e7b;
/* rgb */ color: rgb(22, 110, 123);
/* oklch */ color: oklch(49.6% 0.080 210.1);

Tailwind

colors: {
  custom: {
    50: '#6798a1',
    500: '#166e7b',
    950: '#000000',
  },
}

SCSS

$custom: #166e7b;
$custom-light: #6798a1;
$custom-dark: #000000;

JSON

{
  "hex": "#166e7b",
  "rgb": {
    "r": 22,
    "g": 110,
    "b": 123
  },
  "hsl": {
    "h": 187.723,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.4956,
    "c": 0.07965,
    "h": 210.1
  },
  "luminance": 0.12752
}

Semantic roles & 50–950 ramp

primary

#166E7B

secondary

#B04C3D

accent

#523BEC

background

#F6F9F9

surface

#EBF2F2

border

#C6CCCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #166E7B

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

Preview Lab → · Contrast checker → · Palette generator →