#40B7CC#40B7CC

#40B7CC is a light, moderate teal. Relative luminance 0.393; OKLCH L 72.2% C 0.107 H 211.7°. Best body text is #000000 at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#40B7CC
RGB	rgb(64, 183, 204)
HSL	hsl(189, 58%, 53%)
HSV	hsv(189, 69%, 80%)
CMYK	cmyk(68.6%, 10.3%, 0%, 20%)
CIE-LAB	lab(68.98, -26.07, -20.25)
CIE-LCH	lch(68.98, 33.01, 217.85°)
OKLab	oklab(72.24% -0.0914 -0.0563)
OKLCH	oklch(72.24% 0.107 211.7)
XYZ	xyz(29.9423, 39.3132, 63.1252)
Luminance	0.3932 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B7CC #CC5540

analogous

#40CC9B #40B7CC #4071CC

triadic

#40B7CC #CC40B7 #B7CC40

tetradic

#40B7CC #9B40CC #CC5540 #71CC40

square

#40B7CC #9B40CC #CC5540 #71CC40

split-complementary

#40B7CC #CC4071 #CC9B40

monochromatic

#1F6673 #2C91A3 #40B7CC #70C9D9 #A1DBE6

Accessibility & contrast

On white

2.37

#40B7CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.86

#40B7CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B7CC

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B7CC	#FFFFFF	#000000	##000000
##40B7CC	1.00	2.37	8.86	8.86
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.86	21.00	1.00	1.00
##000000	8.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B1CD

Deuteranopia (green-blind)

#92A2CC

Tritanopia (blue-blind)

#00C0BD

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #40b7cc;
/* rgb */ color: rgb(64, 183, 204);
/* oklch */ color: oklch(72.2% 0.107 211.7);

Tailwind

colors: {
  custom: {
    50: '#87cddb',
    500: '#40b7cc',
    950: '#000000',
  },
}

SCSS

$custom: #40b7cc;
$custom-light: #87cddb;
$custom-dark: #000000;

JSON

{
  "hex": "#40b7cc",
  "rgb": {
    "r": 64,
    "g": 183,
    "b": 204
  },
  "hsl": {
    "h": 189,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.72236,
    "c": 0.10735,
    "h": 211.7
  },
  "luminance": 0.39317
}

Semantic roles & 50–950 ramp

primary

#40B7CC

secondary

#D29F95

accent

#5E47E1

background

#F8FCFD

surface

#F0F9FB

border

#CBD2D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #40B7CC

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

Preview Lab → · Contrast checker → · Palette generator →