#263B7D#263B7D

#263B7D is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.4% C 0.115 H 267.4°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#263B7D
RGB	rgb(38, 59, 125)
HSL	hsl(226, 53%, 32%)
HSV	hsv(226, 70%, 49%)
CMYK	cmyk(69.6%, 52.8%, 0%, 51%)
CIE-LAB	lab(26.79, 15.34, -40.00)
CIE-LCH	lch(26.79, 42.84, 290.98°)
OKLab	oklab(37.45% -0.0053 -0.1148)
OKLCH	oklch(37.45% 0.115 267.4)
XYZ	xyz(6.0637, 5.0201, 20.0475)
Luminance	0.0502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B7D #7D6826

analogous

#26677D #263B7D #3D267D

triadic

#263B7D #7D263B #3B7D26

tetradic

#263B7D #7D2667 #7D6826 #267D3D

square

#263B7D #7D2667 #7D6826 #267D3D

split-complementary

#263B7D #7D3D26 #677D26

monochromatic

#090F1F #18254E #263B7D #3451AC #5370CB

Accessibility & contrast

On white

10.48

#263B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#263B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B7D

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B7D	#FFFFFF	#000000	##FFFFFF
##263B7D	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14437F

Deuteranopia (green-blind)

#003C7C

Tritanopia (blue-blind)

#004B56

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #263b7d;
/* rgb */ color: rgb(38, 59, 125);
/* oklch */ color: oklch(37.4% 0.115 267.4);

Tailwind

colors: {
  custom: {
    50: '#6b70a3',
    500: '#263b7d',
    950: '#000000',
  },
}

SCSS

$custom: #263b7d;
$custom-light: #6b70a3;
$custom-dark: #000000;

JSON

{
  "hex": "#263b7d",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 125
  },
  "hsl": {
    "h": 225.517,
    "s": 53.374,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37447,
    "c": 0.11492,
    "h": 267.4
  },
  "luminance": 0.05021
}

Semantic roles & 50–950 ramp

primary

#263B7D

secondary

#AF9850

accent

#BA4BDD

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #263B7D

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

Preview Lab → · Contrast checker → · Palette generator →