#263A99#263A99

#263A99 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.6% C 0.157 H 268.9°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#263A99
RGB	rgb(38, 58, 153)
HSL	hsl(230, 60%, 37%)
HSV	hsv(230, 75%, 60%)
CMYK	cmyk(75.2%, 62.1%, 0%, 40%)
CIE-LAB	lab(28.74, 26.83, -54.17)
CIE-LCH	lch(28.74, 60.45, 296.35°)
OKLab	oklab(39.61% -0.0031 -0.1565)
OKLCH	oklch(39.61% 0.157 268.9)
XYZ	xyz(8.0602, 5.7372, 30.8134)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A99 #998526

analogous

#267499 #263A99 #4B2699

triadic

#263A99 #99263A #3A9926

tetradic

#263A99 #992674 #998526 #26994B

square

#263A99 #992674 #998526 #26994B

split-complementary

#263A99 #994B26 #749926

monochromatic

#0E1537 #1A2768 #263A99 #324DCA #6276D8

Accessibility & contrast

On white

9.78

#263A99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#263A99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A99

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A99	#FFFFFF	#000000	##FFFFFF
##263A99	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499C

Deuteranopia (green-blind)

#003F97

Tritanopia (blue-blind)

#005264

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #263a99;
/* rgb */ color: rgb(38, 58, 153);
/* oklch */ color: oklch(39.6% 0.157 268.9);

Tailwind

colors: {
  custom: {
    50: '#7270b8',
    500: '#263a99',
    950: '#000000',
  },
}

SCSS

$custom: #263a99;
$custom-light: #7270b8;
$custom-dark: #000000;

JSON

{
  "hex": "#263a99",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 153
  },
  "hsl": {
    "h": 229.565,
    "s": 60.209,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39607,
    "c": 0.1565,
    "h": 268.9
  },
  "luminance": 0.05738
}

Semantic roles & 50–950 ramp

primary

#263A99

secondary

#BDAD5E

accent

#C844E3

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #263A99

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

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