#263D6F#263D6F

#263D6F is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.9% C 0.091 H 263.9°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#263D6F
RGB	rgb(38, 61, 111)
HSL	hsl(221, 49%, 29%)
HSV	hsv(221, 66%, 44%)
CMYK	cmyk(65.8%, 45%, 0%, 56.5%)
CIE-LAB	lab(26.44, 8.53, -31.71)
CIE-LCH	lch(26.44, 32.83, 285.06°)
OKLab	oklab(36.87% -0.0097 -0.0904)
OKLCH	oklch(36.87% 0.091 263.9)
XYZ	xyz(5.3363, 4.8968, 15.6998)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D6F #6F5826

analogous

#26626F #263D6F #34266F

triadic

#263D6F #6F263D #3D6F26

tetradic

#263D6F #6F2662 #6F5826 #266F34

square

#263D6F #6F2662 #6F5826 #266F34

split-complementary

#263D6F #6F3426 #626F26

monochromatic

#080D17 #162441 #263D6F #36569D #4D72C2

Accessibility & contrast

On white

10.61

#263D6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#263D6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D6F

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D6F	#FFFFFF	#000000	##FFFFFF
##263D6F	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264271

Deuteranopia (green-blind)

#1B3B6E

Tritanopia (blue-blind)

#004850

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #263d6f;
/* rgb */ color: rgb(38, 61, 111);
/* oklch */ color: oklch(36.9% 0.091 263.9);

Tailwind

colors: {
  custom: {
    50: '#687299',
    500: '#263d6f',
    950: '#000000',
  },
}

SCSS

$custom: #263d6f;
$custom-light: #687299;
$custom-dark: #000000;

JSON

{
  "hex": "#263d6f",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 111
  },
  "hsl": {
    "h": 221.096,
    "s": 48.993,
    "l": 29.216
  },
  "oklch": {
    "l": 0.3687,
    "c": 0.0909,
    "h": 263.9
  },
  "luminance": 0.04897
}

Semantic roles & 50–950 ramp

primary

#263D6F

secondary

#A2884F

accent

#AD4FD9

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #263D6F

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

Preview Lab → · Contrast checker → · Palette generator →