#256C63#256C63

#256C63 is a mid, moderate teal. Relative luminance 0.120; OKLCH L 48.5% C 0.071 H 183.5°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#256C63
RGB	rgb(37, 108, 99)
HSL	hsl(172, 49%, 28%)
HSV	hsv(172, 66%, 42%)
CMYK	cmyk(65.7%, 0%, 8.3%, 57.6%)
CIE-LAB	lab(41.25, -24.24, -1.47)
CIE-LCH	lch(41.25, 24.28, 183.48°)
OKLab	oklab(48.46% -0.0712 -0.0044)
OKLCH	oklch(48.46% 0.071 183.5)
XYZ	xyz(8.3766, 12.0184, 13.6803)
Luminance	0.1202 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256C63 #6C252E

analogous

#256C3F #256C63 #25516C

triadic

#256C63 #63256C #6C6325

tetradic

#256C63 #3F256C #6C252E #516C25

square

#256C63 #3F256C #6C252E #516C25

split-complementary

#256C63 #6C2551 #6C3F25

monochromatic

#081715 #153E39 #256C63 #359A8D #4AC1B2

Accessibility & contrast

On white

6.17

#256C63 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#256C63 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256C63

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256C63	#FFFFFF	#000000	##FFFFFF
##256C63	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#676663

Deuteranopia (green-blind)

#5C5E64

Tritanopia (blue-blind)

#006E69

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #256c63;
/* rgb */ color: rgb(37, 108, 99);
/* oklch */ color: oklch(48.5% 0.071 183.5);

Tailwind

colors: {
  custom: {
    50: '#69968f',
    500: '#256c63',
    950: '#000000',
  },
}

SCSS

$custom: #256c63;
$custom-light: #69968f;
$custom-dark: #000000;

JSON

{
  "hex": "#256c63",
  "rgb": {
    "r": 37,
    "g": 108,
    "b": 99
  },
  "hsl": {
    "h": 172.394,
    "s": 48.966,
    "l": 28.431
  },
  "oklch": {
    "l": 0.48462,
    "c": 0.07136,
    "h": 183.5
  },
  "luminance": 0.12019
}

Semantic roles & 50–950 ramp

primary

#256C63

secondary

#9F4E58

accent

#4F61D9

background

#F6F9F8

surface

#EBF2F0

border

#C6CCCB

text

#070D0C

muted

#7A7E7D

Preview Lab

Preview with #256C63

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

Preview Lab → · Contrast checker → · Palette generator →