#256F66#256F66

#256F66 is a mid, moderate teal. Relative luminance 0.127; OKLCH L 49.4% C 0.073 H 183.9°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#256F66
RGB	rgb(37, 111, 102)
HSL	hsl(173, 50%, 29%)
HSV	hsv(173, 67%, 44%)
CMYK	cmyk(66.7%, 0%, 8.1%, 56.5%)
CIE-LAB	lab(42.34, -24.88, -1.68)
CIE-LCH	lch(42.34, 24.94, 183.87°)
OKLab	oklab(49.38% -0.0732 -0.0049)
OKLCH	oklch(49.38% 0.073 183.9)
XYZ	xyz(8.8446, 12.7205, 14.5570)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256F66 #6F252E

analogous

#256F41 #256F66 #25536F

triadic

#256F66 #66256F #6F6625

tetradic

#256F66 #41256F #6F252E #536F25

square

#256F66 #41256F #6F252E #536F25

split-complementary

#256F66 #6F2553 #6F4125

monochromatic

#081715 #16413C #256F66 #349D90 #4BC3B5

Accessibility & contrast

On white

5.92

#256F66 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#256F66 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256F66

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256F66	#FFFFFF	#000000	##FFFFFF
##256F66	1.00	5.92	3.54	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6966

Deuteranopia (green-blind)

#5F6167

Tritanopia (blue-blind)

#00716C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #256f66;
/* rgb */ color: rgb(37, 111, 102);
/* oklch */ color: oklch(49.4% 0.073 183.9);

Tailwind

colors: {
  custom: {
    50: '#6a9991',
    500: '#256f66',
    950: '#000000',
  },
}

SCSS

$custom: #256f66;
$custom-light: #6a9991;
$custom-dark: #000000;

JSON

{
  "hex": "#256f66",
  "rgb": {
    "r": 37,
    "g": 111,
    "b": 102
  },
  "hsl": {
    "h": 172.703,
    "s": 50,
    "l": 29.02
  },
  "oklch": {
    "l": 0.49381,
    "c": 0.07339,
    "h": 183.9
  },
  "luminance": 0.12722
}

Semantic roles & 50–950 ramp

primary

#256F66

secondary

#A24E58

accent

#4E5FDA

background

#F6F9F8

surface

#ECF2F0

border

#C7CCCB

text

#070E0C

muted

#7A7E7D

Preview Lab

Preview with #256F66

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

Preview Lab → · Contrast checker → · Palette generator →