#263C7D#263C7D

#263C7D is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.7% C 0.114 H 266.8°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#263C7D
RGB	rgb(38, 60, 125)
HSL	hsl(225, 53%, 32%)
HSV	hsv(225, 70%, 49%)
CMYK	cmyk(69.6%, 52%, 0%, 51%)
CIE-LAB	lab(27.08, 14.65, -39.53)
CIE-LCH	lch(27.08, 42.15, 290.33°)
OKLab	oklab(37.67% -0.0063 -0.1134)
OKLCH	oklch(37.67% 0.114 266.8)
XYZ	xyz(6.1156, 5.1239, 20.0648)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C7D #7D6726

analogous

#26687D #263C7D #3C267D

triadic

#263C7D #7D263C #3C7D26

tetradic

#263C7D #7D2668 #7D6726 #267D3C

square

#263C7D #7D2668 #7D6726 #267D3C

split-complementary

#263C7D #7D3C26 #687D26

monochromatic

#090F1F #18254E #263C7D #3453AC #5371CB

Accessibility & contrast

On white

10.37

#263C7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#263C7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C7D

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C7D	#FFFFFF	#000000	##FFFFFF
##263C7D	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17447F

Deuteranopia (green-blind)

#003C7C

Tritanopia (blue-blind)

#004B56

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #263c7d;
/* rgb */ color: rgb(38, 60, 125);
/* oklch */ color: oklch(37.7% 0.114 266.8);

Tailwind

colors: {
  custom: {
    50: '#6b71a3',
    500: '#263c7d',
    950: '#000000',
  },
}

SCSS

$custom: #263c7d;
$custom-light: #6b71a3;
$custom-dark: #000000;

JSON

{
  "hex": "#263c7d",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 125
  },
  "hsl": {
    "h": 224.828,
    "s": 53.374,
    "l": 31.961
  },
  "oklch": {
    "l": 0.3767,
    "c": 0.11356,
    "h": 266.8
  },
  "luminance": 0.05124
}

Semantic roles & 50–950 ramp

primary

#263C7D

secondary

#AF9750

accent

#B84BDD

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #263C7D

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

Preview Lab → · Contrast checker → · Palette generator →