#42C8B9#42C8B9

#42C8B9 is a light, moderate teal. Relative luminance 0.460; OKLCH L 75.7% C 0.116 H 184.4°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#42C8B9
RGB	rgb(66, 200, 185)
HSL	hsl(173, 55%, 52%)
HSV	hsv(173, 67%, 78%)
CMYK	cmyk(67%, 0%, 7.5%, 21.6%)
CIE-LAB	lab(73.52, -39.30, -3.07)
CIE-LCH	lch(73.52, 39.42, 184.46°)
OKLab	oklab(75.74% -0.1158 -0.0089)
OKLCH	oklch(75.74% 0.116 184.4)
XYZ	xyz(31.6539, 45.9660, 53.0936)
Luminance	0.4597 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C8B9 #C84251

analogous

#42C876 #42C8B9 #4294C8

triadic

#42C8B9 #B942C8 #C8B942

tetradic

#42C8B9 #7642C8 #C84251 #94C842

square

#42C8B9 #7642C8 #C84251 #94C842

split-complementary

#42C8B9 #C84294 #C87642

monochromatic

#206F66 #2E9F92 #42C8B9 #71D6CB #A1E4DC

Accessibility & contrast

On white

2.06

#42C8B9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#42C8B9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C8B9

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C8B9	#FFFFFF	#000000	##000000
##42C8B9	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEBDB9

Deuteranopia (green-blind)

#ABAFBB

Tritanopia (blue-blind)

#00CCC3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #42c8b9;
/* rgb */ color: rgb(66, 200, 185);
/* oklch */ color: oklch(75.7% 0.116 184.4);

Tailwind

colors: {
  custom: {
    50: '#88d9ce',
    500: '#42c8b9',
    950: '#000000',
  },
}

SCSS

$custom: #42c8b9;
$custom-light: #88d9ce;
$custom-dark: #000000;

JSON

{
  "hex": "#42c8b9",
  "rgb": {
    "r": 66,
    "g": 200,
    "b": 185
  },
  "hsl": {
    "h": 173.284,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.75736,
    "c": 0.11617,
    "h": 184.4
  },
  "luminance": 0.4597
}

Semantic roles & 50–950 ramp

primary

#42C8B9

secondary

#D0969C

accent

#4A5ADE

background

#F9FDFC

surface

#F1FAF9

border

#CBD3D2

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #42C8B9

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

Preview Lab → · Contrast checker → · Palette generator →