#42978F#42978F

#42978F is a light, moderate teal. Relative luminance 0.253; OKLCH L 62.2% C 0.083 H 186.9°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#42978F
RGB	rgb(66, 151, 143)
HSL	hsl(174, 39%, 43%)
HSV	hsv(174, 56%, 59%)
CMYK	cmyk(56.3%, 0%, 5.3%, 40.8%)
CIE-LAB	lab(57.34, -27.57, -3.54)
CIE-LCH	lch(57.34, 27.79, 187.32°)
OKLab	oklab(62.21% -0.0823 -0.01)
OKLCH	oklch(62.21% 0.083 186.9)
XYZ	xyz(18.2692, 25.2729, 29.8967)
Luminance	0.2527 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42978F #97424A

analogous

#429764 #42978F #427497

triadic

#42978F #8F4297 #978F42

tetradic

#42978F #644297 #97424A #749742

square

#42978F #644297 #97424A #749742

split-complementary

#42978F #974274 #976442

monochromatic

#1D423E #2F6C67 #42978F #5EB8B0 #88CBC5

Accessibility & contrast

On white

3.47

#42978F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#42978F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42978F

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42978F	#FFFFFF	#000000	##000000
##42978F	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90908F

Deuteranopia (green-blind)

#828590

Tritanopia (blue-blind)

#009A94

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #42978f;
/* rgb */ color: rgb(66, 151, 143);
/* oklch */ color: oklch(62.2% 0.083 186.9);

Tailwind

colors: {
  custom: {
    50: '#7fb6af',
    500: '#42978f',
    950: '#000000',
  },
}

SCSS

$custom: #42978f;
$custom-light: #7fb6af;
$custom-dark: #000000;

JSON

{
  "hex": "#42978f",
  "rgb": {
    "r": 66,
    "g": 151,
    "b": 143
  },
  "hsl": {
    "h": 174.353,
    "s": 39.171,
    "l": 42.549
  },
  "oklch": {
    "l": 0.62206,
    "c": 0.08288,
    "h": 186.9
  },
  "luminance": 0.25275
}

Semantic roles & 50–950 ramp

primary

#42978F

secondary

#B67F84

accent

#5964CF

background

#F8FBFA

surface

#EFF6F4

border

#CAD0CE

text

#0B1110

muted

#7C807F

Preview Lab

Preview with #42978F

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

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