#256366#256366

#256366 is a mid, moderate teal. Relative luminance 0.103; OKLCH L 46.1% C 0.063 H 199.7°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#256366
RGB	rgb(37, 99, 102)
HSL	hsl(183, 47%, 27%)
HSV	hsv(183, 64%, 40%)
CMYK	cmyk(63.7%, 2.9%, 0%, 60%)
CIE-LAB	lab(38.33, -18.58, -7.63)
CIE-LCH	lch(38.33, 20.08, 202.32°)
OKLab	oklab(46.14% -0.0591 -0.0211)
OKLCH	oklch(46.14% 0.063 199.7)
XYZ	xyz(7.6220, 10.2755, 14.1495)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256366 #662825

analogous

#256649 #256366 #254366

triadic

#256366 #662563 #636625

tetradic

#256366 #492566 #662825 #436625

square

#256366 #492566 #662825 #436625

split-complementary

#256366 #662543 #664925

monochromatic

#081616 #153739 #256366 #358F93 #49B7BD

Accessibility & contrast

On white

6.87

#256366 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#256366 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256366

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256366	#FFFFFF	#000000	##FFFFFF
##256366	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5F66

Deuteranopia (green-blind)

#525766

Tritanopia (blue-blind)

#006764

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #256366;
/* rgb */ color: rgb(37, 99, 102);
/* oklch */ color: oklch(46.1% 0.063 199.7);

Tailwind

colors: {
  custom: {
    50: '#688f91',
    500: '#256366',
    950: '#000000',
  },
}

SCSS

$custom: #256366;
$custom-light: #688f91;
$custom-dark: #000000;

JSON

{
  "hex": "#256366",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 102
  },
  "hsl": {
    "h": 182.769,
    "s": 46.763,
    "l": 27.255
  },
  "oklch": {
    "l": 0.46135,
    "c": 0.0628,
    "h": 199.7
  },
  "luminance": 0.10276
}

Semantic roles & 50–950 ramp

primary

#256366

secondary

#99514E

accent

#5851D6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#070C0C

muted

#7A7D7D

Preview Lab

Preview with #256366

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

Preview Lab → · Contrast checker → · Palette generator →