#40C9BC#40C9BC

#40C9BC is a light, moderate teal. Relative luminance 0.465; OKLCH L 76.0% C 0.117 H 185.9°. Best body text is #000000 at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#40C9BC
RGB	rgb(64, 201, 188)
HSL	hsl(174, 56%, 52%)
HSV	hsv(174, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 6.5%, 21.2%)
CIE-LAB	lab(73.86, -39.24, -4.20)
CIE-LCH	lch(73.86, 39.46, 186.11°)
OKLab	oklab(76.03% -0.1164 -0.012)
OKLCH	oklch(76.03% 0.117 185.9)
XYZ	xyz(32.0738, 46.4904, 54.8504)
Luminance	0.4649 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C9BC #C9404D

analogous

#40C978 #40C9BC #4091C9

triadic

#40C9BC #BC40C9 #C9BC40

tetradic

#40C9BC #7840C9 #C9404D #91C940

square

#40C9BC #7840C9 #C9404D #91C940

split-complementary

#40C9BC #C94091 #C97840

monochromatic

#1F6F68 #2D9F94 #40C9BC #70D6CD #9FE4DD

Accessibility & contrast

On white

2.04

#40C9BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.30

#40C9BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9BC

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C9BC	#FFFFFF	#000000	##000000
##40C9BC	1.00	2.04	10.30	10.30
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.30	21.00	1.00	1.00
##000000	10.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFBEBC

Deuteranopia (green-blind)

#ABAFBD

Tritanopia (blue-blind)

#00CEC5

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #40c9bc;
/* rgb */ color: rgb(64, 201, 188);
/* oklch */ color: oklch(76.0% 0.117 185.9);

Tailwind

colors: {
  custom: {
    50: '#87dad0',
    500: '#40c9bc',
    950: '#000000',
  },
}

SCSS

$custom: #40c9bc;
$custom-light: #87dad0;
$custom-dark: #000000;

JSON

{
  "hex": "#40c9bc",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 188
  },
  "hsl": {
    "h": 174.307,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.76026,
    "c": 0.117,
    "h": 185.9
  },
  "luminance": 0.46494
}

Semantic roles & 50–950 ramp

primary

#40C9BC

secondary

#D0949A

accent

#4957DF

background

#F9FDFC

surface

#F1FBF9

border

#CBD4D2

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #40C9BC

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

Preview Lab → · Contrast checker → · Palette generator →