#256C6F#256C6F

#256C6F is a mid, moderate teal. Relative luminance 0.123; OKLCH L 48.9% C 0.069 H 199.1°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#256C6F
RGB	rgb(37, 108, 111)
HSL	hsl(182, 50%, 29%)
HSV	hsv(182, 67%, 44%)
CMYK	cmyk(66.7%, 2.7%, 0%, 56.5%)
CIE-LAB	lab(41.63, -20.58, -8.17)
CIE-LCH	lch(41.63, 22.15, 201.66°)
OKLab	oklab(48.91% -0.0654 -0.0227)
OKLCH	oklch(48.91% 0.069 199.1)
XYZ	xyz(8.9935, 12.2652, 16.9293)
Luminance	0.1227 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256C6F #6F2825

analogous

#256F4D #256C6F #25476F

triadic

#256C6F #6F256C #6C6F25

tetradic

#256C6F #4D256F #6F2825 #476F25

square

#256C6F #4D256F #6F2825 #476F25

split-complementary

#256C6F #6F2547 #6F4D25

monochromatic

#081617 #163F41 #256C6F #34999D #4BBEC3

Accessibility & contrast

On white

6.08

#256C6F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#256C6F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256C6F

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256C6F	#FFFFFF	#000000	##FFFFFF
##256C6F	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#64676F

Deuteranopia (green-blind)

#595F6F

Tritanopia (blue-blind)

#00706D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #256c6f;
/* rgb */ color: rgb(37, 108, 111);
/* oklch */ color: oklch(48.9% 0.069 199.1);

Tailwind

colors: {
  custom: {
    50: '#6a9698',
    500: '#256c6f',
    950: '#000000',
  },
}

SCSS

$custom: #256c6f;
$custom-light: #6a9698;
$custom-dark: #000000;

JSON

{
  "hex": "#256c6f",
  "rgb": {
    "r": 37,
    "g": 108,
    "b": 111
  },
  "hsl": {
    "h": 182.432,
    "s": 50,
    "l": 29.02
  },
  "oklch": {
    "l": 0.48906,
    "c": 0.06921,
    "h": 199.1
  },
  "luminance": 0.12266
}

Semantic roles & 50–950 ramp

primary

#256C6F

secondary

#A2514E

accent

#544EDA

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070D0D

muted

#7A7E7E

Preview Lab

Preview with #256C6F

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

Preview Lab → · Contrast checker → · Palette generator →