#256E63#256E63

#256E63 is a mid, moderate teal. Relative luminance 0.124; OKLCH L 49.0% C 0.074 H 181.3°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#256E63
RGB	rgb(37, 110, 99)
HSL	hsl(171, 50%, 29%)
HSV	hsv(171, 66%, 43%)
CMYK	cmyk(66.4%, 0%, 10%, 56.9%)
CIE-LAB	lab(41.91, -25.25, -0.49)
CIE-LCH	lch(41.91, 25.26, 181.11°)
OKLab	oklab(49.01% -0.0736 -0.0017)
OKLCH	oklch(49.01% 0.074 181.3)
XYZ	xyz(8.5900, 12.4451, 13.7514)
Luminance	0.1245 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256E63 #6E2530

analogous

#256E3F #256E63 #25556E

triadic

#256E63 #63256E #6E6325

tetradic

#256E63 #3F256E #6E2530 #556E25

square

#256E63 #3F256E #6E2530 #556E25

split-complementary

#256E63 #6E2555 #6E3F25

monochromatic

#081715 #16403A #256E63 #349C8C #4BC2B0

Accessibility & contrast

On white

6.02

#256E63 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#256E63 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256E63

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256E63	#FFFFFF	#000000	##FFFFFF
##256E63	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696863

Deuteranopia (green-blind)

#5E6064

Tritanopia (blue-blind)

#00706B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #256e63;
/* rgb */ color: rgb(37, 110, 99);
/* oklch */ color: oklch(49.0% 0.074 181.3);

Tailwind

colors: {
  custom: {
    50: '#69988f',
    500: '#256e63',
    950: '#000000',
  },
}

SCSS

$custom: #256e63;
$custom-light: #69988f;
$custom-dark: #000000;

JSON

{
  "hex": "#256e63",
  "rgb": {
    "r": 37,
    "g": 110,
    "b": 99
  },
  "hsl": {
    "h": 170.959,
    "s": 49.66,
    "l": 28.824
  },
  "oklch": {
    "l": 0.49006,
    "c": 0.07358,
    "h": 181.3
  },
  "luminance": 0.12446
}

Semantic roles & 50–950 ramp

primary

#256E63

secondary

#A14E5A

accent

#4F63D9

background

#F6F9F8

surface

#EBF2F0

border

#C6CCCB

text

#070D0C

muted

#7A7E7D

Preview Lab

Preview with #256E63

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

Preview Lab → · Contrast checker → · Palette generator →