#256D78#256D78

#256D78 is a mid, moderate teal. Relative luminance 0.127; OKLCH L 49.5% C 0.072 H 209.4°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#256D78
RGB	rgb(37, 109, 120)
HSL	hsl(188, 53%, 31%)
HSV	hsv(188, 69%, 47%)
CMYK	cmyk(69.2%, 9.2%, 0%, 52.9%)
CIE-LAB	lab(42.29, -18.21, -12.64)
CIE-LCH	lch(42.29, 22.17, 214.76°)
OKLab	oklab(49.54% -0.0624 -0.0351)
OKLCH	oklch(49.54% 0.072 209.4)
XYZ	xyz(9.6203, 12.6856, 19.7072)
Luminance	0.1269 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256D78 #783025

analogous

#257859 #256D78 #254378

triadic

#256D78 #78256D #6D7825

tetradic

#256D78 #592578 #783025 #437825

square

#256D78 #592578 #783025 #437825

split-complementary

#256D78 #782543 #785925

monochromatic

#08181A #174349 #256D78 #3397A7 #4FB8C9

Accessibility & contrast

On white

5.94

#256D78 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#256D78 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256D78

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256D78	#FFFFFF	#000000	##FFFFFF
##256D78	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636979

Deuteranopia (green-blind)

#576078

Tritanopia (blue-blind)

#007270

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #256d78;
/* rgb */ color: rgb(37, 109, 120);
/* oklch */ color: oklch(49.5% 0.072 209.4);

Tailwind

colors: {
  custom: {
    50: '#6b979f',
    500: '#256d78',
    950: '#000000',
  },
}

SCSS

$custom: #256d78;
$custom-light: #6b979f;
$custom-dark: #000000;

JSON

{
  "hex": "#256d78",
  "rgb": {
    "r": 37,
    "g": 109,
    "b": 120
  },
  "hsl": {
    "h": 187.952,
    "s": 52.866,
    "l": 30.784
  },
  "oklch": {
    "l": 0.49539,
    "c": 0.07159,
    "h": 209.4
  },
  "luminance": 0.12687
}

Semantic roles & 50–950 ramp

primary

#256D78

secondary

#AA5B4E

accent

#5F4CDC

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #256D78

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

Preview Lab → · Contrast checker → · Palette generator →