#263B7A#263B7A

#263B7A is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.2% C 0.110 H 267.1°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#263B7A
RGB	rgb(38, 59, 122)
HSL	hsl(225, 53%, 31%)
HSV	hsv(225, 69%, 48%)
CMYK	cmyk(68.9%, 51.6%, 0%, 52.2%)
CIE-LAB	lab(26.58, 14.17, -38.46)
CIE-LCH	lch(26.58, 40.99, 290.23°)
OKLab	oklab(37.21% -0.0057 -0.1103)
OKLCH	oklch(37.21% 0.11 267.1)
XYZ	xyz(5.8749, 4.9446, 19.0534)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B7A #7A6526

analogous

#26657A #263B7A #3B267A

triadic

#263B7A #7A263B #3B7A26

tetradic

#263B7A #7A2665 #7A6526 #267A3B

square

#263B7A #7A2665 #7A6526 #267A3B

split-complementary

#263B7A #7A3B26 #657A26

monochromatic

#090E1D #17244B #263B7A #3552A9 #516FC9

Accessibility & contrast

On white

10.56

#263B7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#263B7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B7A

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B7A	#FFFFFF	#000000	##FFFFFF
##263B7A	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18437C

Deuteranopia (green-blind)

#013B79

Tritanopia (blue-blind)

#004A54

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #263b7a;
/* rgb */ color: rgb(38, 59, 122);
/* oklch */ color: oklch(37.2% 0.110 267.1);

Tailwind

colors: {
  custom: {
    50: '#6b70a1',
    500: '#263b7a',
    950: '#000000',
  },
}

SCSS

$custom: #263b7a;
$custom-light: #6b70a1;
$custom-dark: #000000;

JSON

{
  "hex": "#263b7a",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 122
  },
  "hsl": {
    "h": 225,
    "s": 52.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37215,
    "c": 0.11041,
    "h": 267.1
  },
  "luminance": 0.04945
}

Semantic roles & 50–950 ramp

primary

#263B7A

secondary

#AC9550

accent

#B84CDC

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #263B7A

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

Preview Lab → · Contrast checker → · Palette generator →