#263E56#263E56

#263E56 is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.6% C 0.052 H 249.5°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#263E56
RGB	rgb(38, 62, 86)
HSL	hsl(210, 39%, 24%)
HSV	hsv(210, 56%, 34%)
CMYK	cmyk(55.8%, 27.9%, 0%, 66.3%)
CIE-LAB	lab(25.35, -1.44, -17.28)
CIE-LCH	lch(25.35, 17.34, 265.24°)
OKLab	oklab(35.56% -0.0181 -0.0483)
OKLCH	oklch(35.56% 0.052 249.5)
XYZ	xyz(4.2011, 4.5289, 9.4551)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E56 #563E26

analogous

#265656 #263E56 #262656

triadic

#263E56 #56263E #3E5626

tetradic

#263E56 #562656 #563E26 #265626

square

#263E56 #562656 #563E26 #265626

split-complementary

#263E56 #562626 #565626

monochromatic

#090F15 #131F2C #263E56 #395D80 #4C7BAB

Accessibility & contrast

On white

11.02

#263E56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#263E56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E56

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E56	#FFFFFF	#000000	##FFFFFF
##263E56	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343F57

Deuteranopia (green-blind)

#2E3A56

Tritanopia (blue-blind)

#0D4446

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #263e56;
/* rgb */ color: rgb(38, 62, 86);
/* oklch */ color: oklch(35.6% 0.052 249.5);

Tailwind

colors: {
  custom: {
    50: '#647385',
    500: '#263e56',
    950: '#000000',
  },
}

SCSS

$custom: #263e56;
$custom-light: #647385;
$custom-dark: #000000;

JSON

{
  "hex": "#263e56",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 86
  },
  "hsl": {
    "h": 210,
    "s": 38.71,
    "l": 24.314
  },
  "oklch": {
    "l": 0.35561,
    "c": 0.05162,
    "h": 249.5
  },
  "luminance": 0.04529
}

Semantic roles & 50–950 ramp

primary

#263E56

secondary

#896C4F

accent

#9459CF

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#06080B

muted

#7A7B7C

Preview Lab

Preview with #263E56

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

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