#256D5A#256D5A

#256D5A is a mid, moderate teal. Relative luminance 0.121; OKLCH L 48.4% C 0.078 H 172.3°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#256D5A
RGB	rgb(37, 109, 90)
HSL	hsl(164, 49%, 29%)
HSV	hsv(164, 66%, 43%)
CMYK	cmyk(66.1%, 0%, 17.4%, 57.3%)
CIE-LAB	lab(41.32, -27.27, 4.09)
CIE-LCH	lch(41.32, 27.57, 171.47°)
OKLab	oklab(48.44% -0.077 0.0104)
OKLCH	oklch(48.44% 0.078 172.3)
XYZ	xyz(8.0762, 12.0679, 11.5746)
Luminance	0.1207 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256D5A #6D2538

analogous

#256D36 #256D5A #255C6D

triadic

#256D5A #5A256D #6D5A25

tetradic

#256D5A #36256D #6D2538 #5C6D25

square

#256D5A #36256D #6D2538 #5C6D25

split-complementary

#256D5A #6D255C #6D3625

monochromatic

#081713 #153F34 #256D5A #359B80 #4BC2A2

Accessibility & contrast

On white

6.15

#256D5A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#256D5A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256D5A

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256D5A	#FFFFFF	#000000	##FFFFFF
##256D5A	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6659

Deuteranopia (green-blind)

#5F5E5B

Tritanopia (blue-blind)

#006E67

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #256d5a;
/* rgb */ color: rgb(37, 109, 90);
/* oklch */ color: oklch(48.4% 0.078 172.3);

Tailwind

colors: {
  custom: {
    50: '#699788',
    500: '#256d5a',
    950: '#000000',
  },
}

SCSS

$custom: #256d5a;
$custom-light: #699788;
$custom-dark: #000000;

JSON

{
  "hex": "#256d5a",
  "rgb": {
    "r": 37,
    "g": 109,
    "b": 90
  },
  "hsl": {
    "h": 164.167,
    "s": 49.315,
    "l": 28.627
  },
  "oklch": {
    "l": 0.4844,
    "c": 0.07767,
    "h": 172.3
  },
  "luminance": 0.12069
}

Semantic roles & 50–950 ramp

primary

#256D5A

secondary

#A04E64

accent

#4F73D9

background

#F6F9F8

surface

#EBF2EF

border

#C6CCCA

text

#070D0B

muted

#7A7E7C

Preview Lab

Preview with #256D5A

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

Preview Lab → · Contrast checker → · Palette generator →