#263C64#263C64

#263C64 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 35.9% C 0.075 H 261.5°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#263C64
RGB	rgb(38, 60, 100)
HSL	hsl(219, 45%, 27%)
HSV	hsv(219, 62%, 39%)
CMYK	cmyk(62%, 40%, 0%, 60.8%)
CIE-LAB	lab(25.45, 5.04, -26.21)
CIE-LCH	lch(25.45, 26.69, 280.87°)
OKLab	oklab(35.89% -0.0111 -0.0743)
OKLCH	oklch(35.89% 0.075 261.5)
XYZ	xyz(4.7146, 4.5635, 12.6865)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C64 #644E26

analogous

#265B64 #263C64 #2F2664

triadic

#263C64 #64263C #3C6426

tetradic

#263C64 #64265B #644E26 #26642F

square

#263C64 #64265B #644E26 #26642F

split-complementary

#263C64 #642F26 #5B6426

monochromatic

#080D16 #152138 #263C64 #375790 #4A72BA

Accessibility & contrast

On white

10.98

#263C64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#263C64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C64

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C64	#FFFFFF	#000000	##FFFFFF
##263C64	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3F66

Deuteranopia (green-blind)

#233A63

Tritanopia (blue-blind)

#00454B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #263c64;
/* rgb */ color: rgb(38, 60, 100);
/* oklch */ color: oklch(35.9% 0.075 261.5);

Tailwind

colors: {
  custom: {
    50: '#667190',
    500: '#263c64',
    950: '#000000',
  },
}

SCSS

$custom: #263c64;
$custom-light: #667190;
$custom-dark: #000000;

JSON

{
  "hex": "#263c64",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 100
  },
  "hsl": {
    "h": 218.71,
    "s": 44.928,
    "l": 27.059
  },
  "oklch": {
    "l": 0.3589,
    "c": 0.07512,
    "h": 261.5
  },
  "luminance": 0.04564
}

Semantic roles & 50–950 ramp

primary

#263C64

secondary

#977D4F

accent

#A753D5

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #263C64

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

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