#263E6B#263E6B

#263E6B is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.8% C 0.083 H 261.9°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#263E6B
RGB	rgb(38, 62, 107)
HSL	hsl(219, 48%, 28%)
HSV	hsv(219, 64%, 42%)
CMYK	cmyk(64.5%, 42.1%, 0%, 58%)
CIE-LAB	lab(26.50, 6.31, -29.05)
CIE-LCH	lch(26.50, 29.73, 282.26°)
OKLab	oklab(36.84% -0.0117 -0.0826)
OKLCH	oklch(36.84% 0.083 261.9)
XYZ	xyz(5.1749, 4.9184, 14.5837)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E6B #6B5326

analogous

#26606B #263E6B #30266B

triadic

#263E6B #6B263E #3E6B26

tetradic

#263E6B #6B2660 #6B5326 #266B30

square

#263E6B #6B2660 #6B5326 #266B30

split-complementary

#263E6B #6B3026 #606B26

monochromatic

#080D17 #16243E #263E6B #365898 #4C74BF

Accessibility & contrast

On white

10.59

#263E6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#263E6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E6B

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E6B	#FFFFFF	#000000	##FFFFFF
##263E6B	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A426D

Deuteranopia (green-blind)

#213C6A

Tritanopia (blue-blind)

#00484F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #263e6b;
/* rgb */ color: rgb(38, 62, 107);
/* oklch */ color: oklch(36.8% 0.083 261.9);

Tailwind

colors: {
  custom: {
    50: '#677295',
    500: '#263e6b',
    950: '#000000',
  },
}

SCSS

$custom: #263e6b;
$custom-light: #677295;
$custom-dark: #000000;

JSON

{
  "hex": "#263e6b",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 107
  },
  "hsl": {
    "h": 219.13,
    "s": 47.586,
    "l": 28.431
  },
  "oklch": {
    "l": 0.36838,
    "c": 0.08341,
    "h": 261.9
  },
  "luminance": 0.04919
}

Semantic roles & 50–950 ramp

primary

#263E6B

secondary

#9E824F

accent

#A851D7

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #263E6B

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

Preview Lab → · Contrast checker → · Palette generator →