#42989B#42989B

#42989B is a light, moderate teal. Relative luminance 0.260; OKLCH L 62.9% C 0.082 H 198.4°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#42989B
RGB	rgb(66, 152, 155)
HSL	hsl(182, 40%, 43%)
HSV	hsv(182, 57%, 61%)
CMYK	cmyk(57.4%, 1.9%, 0%, 39.2%)
CIE-LAB	lab(58.02, -24.71, -9.38)
CIE-LCH	lch(58.02, 26.43, 200.80°)
OKLab	oklab(62.88% -0.078 -0.026)
OKLCH	oklch(62.88% 0.082 198.4)
XYZ	xyz(19.3889, 25.9794, 34.9967)
Luminance	0.2598 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42989B #9B4542

analogous

#429B71 #42989B #426B9B

triadic

#42989B #9B4298 #989B42

tetradic

#42989B #71429B #9B4542 #6B9B42

square

#42989B #71429B #9B4542 #6B9B42

split-complementary

#42989B #9B426B #9B7142

monochromatic

#1D4445 #306E70 #42989B #5FB8BB #8ACBCD

Accessibility & contrast

On white

3.39

#42989B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#42989B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42989B

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42989B	#FFFFFF	#000000	##000000
##42989B	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E929B

Deuteranopia (green-blind)

#80879C

Tritanopia (blue-blind)

#009D99

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #42989b;
/* rgb */ color: rgb(66, 152, 155);
/* oklch */ color: oklch(62.9% 0.082 198.4);

Tailwind

colors: {
  custom: {
    50: '#80b6b8',
    500: '#42989b',
    950: '#000000',
  },
}

SCSS

$custom: #42989b;
$custom-light: #80b6b8;
$custom-dark: #000000;

JSON

{
  "hex": "#42989b",
  "rgb": {
    "r": 66,
    "g": 152,
    "b": 155
  },
  "hsl": {
    "h": 182.022,
    "s": 40.271,
    "l": 43.333
  },
  "oklch": {
    "l": 0.62875,
    "c": 0.08221,
    "h": 198.4
  },
  "luminance": 0.25981
}

Semantic roles & 50–950 ramp

primary

#42989B

secondary

#B88281

accent

#5C58D0

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1111

muted

#7C8080

Preview Lab

Preview with #42989B

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

Preview Lab → · Contrast checker → · Palette generator →