#263C3F#263C3F

#263C3F is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.9% C 0.028 H 206.7°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#263C3F
RGB	rgb(38, 60, 63)
HSL	hsl(187, 25%, 20%)
HSV	hsv(187, 40%, 25%)
CMYK	cmyk(39.7%, 4.8%, 0%, 75.3%)
CIE-LAB	lab(23.68, -7.72, -4.61)
CIE-LCH	lch(23.68, 8.99, 210.85°)
OKLab	oklab(33.91% -0.0251 -0.0126)
OKLCH	oklch(33.91% 0.028 206.7)
XYZ	xyz(3.3121, 4.0025, 5.2997)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C3F #3F2926

analogous

#263F36 #263C3F #26303F

triadic

#263C3F #3F263C #3C3F26

tetradic

#263C3F #36263F #3F2926 #303F26

square

#263C3F #36263F #3F2926 #303F26

split-complementary

#263C3F #3F2630 #3F3626

monochromatic

#0C1213 #0F1819 #263C3F #3D6065 #54858B

Accessibility & contrast

On white

11.66

#263C3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#263C3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C3F

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C3F	#FFFFFF	#000000	##FFFFFF
##263C3F	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393A3F

Deuteranopia (green-blind)

#34373F

Tritanopia (blue-blind)

#1D3E3D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #263c3f;
/* rgb */ color: rgb(38, 60, 63);
/* oklch */ color: oklch(33.9% 0.028 206.7);

Tailwind

colors: {
  custom: {
    50: '#617174',
    500: '#263c3f',
    950: '#000000',
  },
}

SCSS

$custom: #263c3f;
$custom-light: #617174;
$custom-dark: #000000;

JSON

{
  "hex": "#263c3f",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 63
  },
  "hsl": {
    "h": 187.2,
    "s": 24.752,
    "l": 19.804
  },
  "oklch": {
    "l": 0.33911,
    "c": 0.02813,
    "h": 206.7
  },
  "luminance": 0.04003
}

Semantic roles & 50–950 ramp

primary

#263C3F

secondary

#715450

accent

#7167C1

background

#F5F6F7

surface

#EAECED

border

#C6C7C8

text

#050708

muted

#797A7B

Preview Lab

Preview with #263C3F

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

Preview Lab → · Contrast checker → · Palette generator →