#263E5A#263E5A

#263E5A is a dark, muted cyan. Relative luminance 0.046; OKLCH L 35.8% C 0.057 H 253.1°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#263E5A
RGB	rgb(38, 62, 90)
HSL	hsl(212, 41%, 25%)
HSV	hsv(212, 58%, 35%)
CMYK	cmyk(57.8%, 31.1%, 0%, 64.7%)
CIE-LAB	lab(25.55, -0.01, -19.57)
CIE-LCH	lch(25.55, 19.57, 269.97°)
OKLab	oklab(35.78% -0.0167 -0.055)
OKLCH	oklch(35.78% 0.057 253.1)
XYZ	xyz(4.3668, 4.5952, 10.3277)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E5A #5A4226

analogous

#26585A #263E5A #28265A

triadic

#263E5A #5A263E #3E5A26

tetradic

#263E5A #5A2658 #5A4226 #265A28

square

#263E5A #5A2658 #5A4226 #265A28

split-complementary

#263E5A #5A2826 #585A26

monochromatic

#090F16 #14202F #263E5A #385C85 #4A79B0

Accessibility & contrast

On white

10.94

#263E5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#263E5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E5A

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E5A	#FFFFFF	#000000	##FFFFFF
##263E5A	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333F5B

Deuteranopia (green-blind)

#2C3A59

Tritanopia (blue-blind)

#084448

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #263e5a;
/* rgb */ color: rgb(38, 62, 90);
/* oklch */ color: oklch(35.8% 0.057 253.1);

Tailwind

colors: {
  custom: {
    50: '#647388',
    500: '#263e5a',
    950: '#000000',
  },
}

SCSS

$custom: #263e5a;
$custom-light: #647388;
$custom-dark: #000000;

JSON

{
  "hex": "#263e5a",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 90
  },
  "hsl": {
    "h": 212.308,
    "s": 40.625,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35785,
    "c": 0.05744,
    "h": 253.1
  },
  "luminance": 0.04596
}

Semantic roles & 50–950 ramp

primary

#263E5A

secondary

#8D704F

accent

#9957D0

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06080B

muted

#7A7B7C

Preview Lab

Preview with #263E5A

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

Preview Lab → · Contrast checker → · Palette generator →