#263B6C#263B6C

#263B6C is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.2% C 0.089 H 264.9°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#263B6C
RGB	rgb(38, 59, 108)
HSL	hsl(222, 48%, 29%)
HSV	hsv(222, 65%, 42%)
CMYK	cmyk(64.8%, 45.4%, 0%, 57.6%)
CIE-LAB	lab(25.63, 8.76, -31.08)
CIE-LCH	lch(25.63, 32.29, 285.75°)
OKLab	oklab(36.19% -0.008 -0.0886)
OKLCH	oklch(36.19% 0.089 264.9)
XYZ	xyz(5.0691, 4.6223, 14.8095)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B6C #6C5726

analogous

#265E6C #263B6C #34266C

triadic

#263B6C #6C263B #3B6C26

tetradic

#263B6C #6C265E #6C5726 #266C34

square

#263B6C #6C265E #6C5726 #266C34

split-complementary

#263B6C #6C3426 #5E6C26

monochromatic

#080C17 #16223F #263B6C #365499 #4C6FC0

Accessibility & contrast

On white

10.91

#263B6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#263B6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B6C

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B6C	#FFFFFF	#000000	##FFFFFF
##263B6C	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25406E

Deuteranopia (green-blind)

#1A3A6B

Tritanopia (blue-blind)

#00464E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #263b6c;
/* rgb */ color: rgb(38, 59, 108);
/* oklch */ color: oklch(36.2% 0.089 264.9);

Tailwind

colors: {
  custom: {
    50: '#687096',
    500: '#263b6c',
    950: '#000000',
  },
}

SCSS

$custom: #263b6c;
$custom-light: #687096;
$custom-dark: #000000;

JSON

{
  "hex": "#263b6c",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 108
  },
  "hsl": {
    "h": 222,
    "s": 47.945,
    "l": 28.627
  },
  "oklch": {
    "l": 0.36186,
    "c": 0.08893,
    "h": 264.9
  },
  "luminance": 0.04623
}

Semantic roles & 50–950 ramp

primary

#263B6C

secondary

#9F874F

accent

#AF50D8

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #263B6C

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

Preview Lab → · Contrast checker → · Palette generator →