#427F8A#427F8A

#427F8A is a mid, moderate teal. Relative luminance 0.182; OKLCH L 56.0% C 0.065 H 210.6°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#427F8A
RGB	rgb(66, 127, 138)
HSL	hsl(189, 35%, 40%)
HSV	hsv(189, 52%, 54%)
CMYK	cmyk(52.2%, 8%, 0%, 45.9%)
CIE-LAB	lab(49.70, -16.52, -12.04)
CIE-LCH	lch(49.70, 20.44, 216.09°)
OKLab	oklab(56% -0.0562 -0.0332)
OKLCH	oklch(56% 0.065 210.6)
XYZ	xyz(14.4218, 18.1707, 26.7871)
Luminance	0.1817 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427F8A #8A4D42

analogous

#428A71 #427F8A #425B8A

triadic

#427F8A #8A427F #7F8A42

tetradic

#427F8A #71428A #8A4D42 #5B8A42

square

#427F8A #71428A #8A4D42 #5B8A42

split-complementary

#427F8A #8A425B #8A7142

monochromatic

#1A3337 #2E5961 #427F8A #59A3B0 #83BAC4

Accessibility & contrast

On white

4.53

#427F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#427F8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427F8A

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427F8A	#FFFFFF	#000000	##000000
##427F8A	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767B8B

Deuteranopia (green-blind)

#6A738A

Tritanopia (blue-blind)

#138482

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #427f8a;
/* rgb */ color: rgb(66, 127, 138);
/* oklch */ color: oklch(56.0% 0.065 210.6);

Tailwind

colors: {
  custom: {
    50: '#7ca4ac',
    500: '#427f8a',
    950: '#000000',
  },
}

SCSS

$custom: #427f8a;
$custom-light: #7ca4ac;
$custom-dark: #000000;

JSON

{
  "hex": "#427f8a",
  "rgb": {
    "r": 66,
    "g": 127,
    "b": 138
  },
  "hsl": {
    "h": 189.167,
    "s": 35.294,
    "l": 40
  },
  "oklch": {
    "l": 0.56001,
    "c": 0.06526,
    "h": 210.6
  },
  "luminance": 0.18172
}

Semantic roles & 50–950 ramp

primary

#427F8A

secondary

#AE8279

accent

#6D5CCB

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A0F10

muted

#7C7F7F

Preview Lab

Preview with #427F8A

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

Preview Lab → · Contrast checker → · Palette generator →