#263D4E#263D4E

#263D4E is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.9% C 0.041 H 241.4°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#263D4E
RGB	rgb(38, 61, 78)
HSL	hsl(206, 34%, 23%)
HSV	hsv(206, 51%, 31%)
CMYK	cmyk(51.3%, 21.8%, 0%, 69.4%)
CIE-LAB	lab(24.64, -3.55, -13.12)
CIE-LCH	lch(24.64, 13.59, 254.85°)
OKLab	oklab(34.88% -0.0198 -0.0364)
OKLCH	oklch(34.88% 0.041 241.4)
XYZ	xyz(3.8427, 4.2993, 7.8336)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D4E #4E3726

analogous

#264E4B #263D4E #26294E

triadic

#263D4E #4E263D #3D4E26

tetradic

#263D4E #4B264E #4E3726 #294E26

square

#263D4E #4B264E #4E3726 #294E26

split-complementary

#263D4E #4E2629 #4E4B26

monochromatic

#0A1015 #121D25 #263D4E #3A5D77 #4E7DA0

Accessibility & contrast

On white

11.29

#263D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#263D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D4E

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D4E	#FFFFFF	#000000	##FFFFFF
##263D4E	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363D4F

Deuteranopia (green-blind)

#30394E

Tritanopia (blue-blind)

#144143

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #263d4e;
/* rgb */ color: rgb(38, 61, 78);
/* oklch */ color: oklch(34.9% 0.041 241.4);

Tailwind

colors: {
  custom: {
    50: '#63727f',
    500: '#263d4e',
    950: '#000000',
  },
}

SCSS

$custom: #263d4e;
$custom-light: #63727f;
$custom-dark: #000000;

JSON

{
  "hex": "#263d4e",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 78
  },
  "hsl": {
    "h": 205.5,
    "s": 34.483,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34876,
    "c": 0.04149,
    "h": 241.4
  },
  "luminance": 0.043
}

Semantic roles & 50–950 ramp

primary

#263D4E

secondary

#81644F

accent

#8C5DCB

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#05080A

muted

#7A7B7C

Preview Lab

Preview with #263D4E

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

Preview Lab → · Contrast checker → · Palette generator →