#256E66#256E66

#256E66 is a mid, moderate teal. Relative luminance 0.125; OKLCH L 49.1% C 0.072 H 185.0°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#256E66
RGB	rgb(37, 110, 102)
HSL	hsl(173, 50%, 29%)
HSV	hsv(173, 66%, 43%)
CMYK	cmyk(66.4%, 0%, 7.3%, 56.9%)
CIE-LAB	lab(42.01, -24.38, -2.17)
CIE-LCH	lch(42.01, 24.47, 185.09°)
OKLab	oklab(49.11% -0.0721 -0.0062)
OKLCH	oklch(49.11% 0.072 185)
XYZ	xyz(8.7361, 12.5035, 14.5208)
Luminance	0.1250 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256E66 #6E252D

analogous

#256E42 #256E66 #25526E

triadic

#256E66 #66256E #6E6625

tetradic

#256E66 #42256E #6E252D #526E25

square

#256E66 #42256E #6E252D #526E25

split-complementary

#256E66 #6E2552 #6E4225

monochromatic

#081715 #16403C #256E66 #349C90 #4BC2B5

Accessibility & contrast

On white

6.00

#256E66 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#256E66 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256E66

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256E66	#FFFFFF	#000000	##FFFFFF
##256E66	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#686866

Deuteranopia (green-blind)

#5E6067

Tritanopia (blue-blind)

#00706B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #256e66;
/* rgb */ color: rgb(37, 110, 102);
/* oklch */ color: oklch(49.1% 0.072 185.0);

Tailwind

colors: {
  custom: {
    50: '#6a9891',
    500: '#256e66',
    950: '#000000',
  },
}

SCSS

$custom: #256e66;
$custom-light: #6a9891;
$custom-dark: #000000;

JSON

{
  "hex": "#256e66",
  "rgb": {
    "r": 37,
    "g": 110,
    "b": 102
  },
  "hsl": {
    "h": 173.425,
    "s": 49.66,
    "l": 28.824
  },
  "oklch": {
    "l": 0.4911,
    "c": 0.07234,
    "h": 185
  },
  "luminance": 0.12504
}

Semantic roles & 50–950 ramp

primary

#256E66

secondary

#A14E57

accent

#4F5ED9

background

#F6F9F8

surface

#EBF2F0

border

#C6CCCB

text

#070D0C

muted

#7A7E7D

Preview Lab

Preview with #256E66

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

Preview Lab → · Contrast checker → · Palette generator →