#263B3E#263B3E

#263B3E is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.6% C 0.027 H 207.1°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#263B3E
RGB	rgb(38, 59, 62)
HSL	hsl(188, 24%, 20%)
HSV	hsv(188, 39%, 24%)
CMYK	cmyk(38.7%, 4.8%, 0%, 75.7%)
CIE-LAB	lab(23.30, -7.38, -4.51)
CIE-LCH	lch(23.30, 8.66, 211.43°)
OKLab	oklab(33.59% -0.0241 -0.0123)
OKLCH	oklch(33.59% 0.027 207.1)
XYZ	xyz(3.2325, 3.8876, 5.1365)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B3E #3E2926

analogous

#263E35 #263B3E #262F3E

triadic

#263B3E #3E263B #3B3E26

tetradic

#263B3E #35263E #3E2926 #2F3E26

square

#263B3E #35263E #3E2926 #2F3E26

split-complementary

#263B3E #3E262F #3E3526

monochromatic

#0C1213 #0F1718 #263B3E #3D5F64 #55838A

Accessibility & contrast

On white

11.81

#263B3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#263B3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B3E

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B3E	#FFFFFF	#000000	##FFFFFF
##263B3E	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38393E

Deuteranopia (green-blind)

#34363E

Tritanopia (blue-blind)

#1D3D3C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #263b3e;
/* rgb */ color: rgb(38, 59, 62);
/* oklch */ color: oklch(33.6% 0.027 207.1);

Tailwind

colors: {
  custom: {
    50: '#617173',
    500: '#263b3e',
    950: '#000000',
  },
}

SCSS

$custom: #263b3e;
$custom-light: #617173;
$custom-dark: #000000;

JSON

{
  "hex": "#263b3e",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 62
  },
  "hsl": {
    "h": 187.5,
    "s": 24,
    "l": 19.608
  },
  "oklch": {
    "l": 0.33594,
    "c": 0.02707,
    "h": 207.1
  },
  "luminance": 0.03888
}

Semantic roles & 50–950 ramp

primary

#263B3E

secondary

#705450

accent

#7267C0

background

#F5F6F6

surface

#EAECEC

border

#C6C7C7

text

#050708

muted

#797A7B

Preview Lab

Preview with #263B3E

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

Preview Lab → · Contrast checker → · Palette generator →