#166A8E#166A8E

#166A8E is a mid, moderate cyan. Relative luminance 0.124; OKLCH L 49.4% C 0.094 H 232.7°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#166A8E
RGB	rgb(22, 106, 142)
HSL	hsl(198, 73%, 32%)
HSV	hsv(198, 85%, 56%)
CMYK	cmyk(84.5%, 25.4%, 0%, 44.3%)
CIE-LAB	lab(41.89, -10.65, -26.51)
CIE-LCH	lch(41.89, 28.57, 248.11°)
OKLab	oklab(49.43% -0.0571 -0.0748)
OKLCH	oklch(49.43% 0.094 232.7)
XYZ	xyz(10.3654, 12.4303, 27.4389)
Luminance	0.1243 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166A8E #8E3A16

analogous

#168E76 #166A8E #162E8E

triadic

#166A8E #8E166A #6A8E16

tetradic

#166A8E #76168E #8E3A16 #2E8E16

square

#166A8E #76168E #8E3A16 #2E8E16

split-complementary

#166A8E #8E162E #8E7616

monochromatic

#061B24 #0E4259 #166A8E #1E92C3 #3DB0E1

Accessibility & contrast

On white

6.02

#166A8E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#166A8E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166A8E

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166A8E	#FFFFFF	#000000	##FFFFFF
##166A8E	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586990

Deuteranopia (green-blind)

#485E8D

Tritanopia (blue-blind)

#007476

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #166a8e;
/* rgb */ color: rgb(22, 106, 142);
/* oklch */ color: oklch(49.4% 0.094 232.7);

Tailwind

colors: {
  custom: {
    50: '#6a94af',
    500: '#166a8e',
    950: '#000000',
  },
}

SCSS

$custom: #166a8e;
$custom-light: #6a94af;
$custom-dark: #000000;

JSON

{
  "hex": "#166a8e",
  "rgb": {
    "r": 22,
    "g": 106,
    "b": 142
  },
  "hsl": {
    "h": 198,
    "s": 73.171,
    "l": 32.157
  },
  "oklch": {
    "l": 0.49429,
    "c": 0.09409,
    "h": 232.7
  },
  "luminance": 0.12432
}

Semantic roles & 50–950 ramp

primary

#166A8E

secondary

#C1663F

accent

#6F38F0

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #166A8E

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

Preview Lab → · Contrast checker → · Palette generator →