#263E91#263E91

#263E91 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.140 H 267.4°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#263E91
RGB	rgb(38, 62, 145)
HSL	hsl(227, 58%, 36%)
HSV	hsv(227, 74%, 57%)
CMYK	cmyk(73.8%, 57.2%, 0%, 43.1%)
CIE-LAB	lab(29.16, 21.04, -48.59)
CIE-LCH	lch(29.16, 52.95, 293.42°)
OKLab	oklab(39.72% -0.0064 -0.14)
OKLCH	oklch(39.72% 0.14 267.4)
XYZ	xyz(7.6310, 5.9009, 27.5194)
Luminance	0.0590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E91 #917926

analogous

#267391 #263E91 #432691

triadic

#263E91 #91263E #3E9126

tetradic

#263E91 #912673 #917926 #269143

square

#263E91 #912673 #917926 #269143

split-complementary

#263E91 #914326 #739126

monochromatic

#0D1530 #192961 #263E91 #3353C1 #5D78D5

Accessibility & contrast

On white

9.63

#263E91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#263E91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E91

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E91	#FFFFFF	#000000	##FFFFFF
##263E91	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A94

Deuteranopia (green-blind)

#00408F

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #263e91;
/* rgb */ color: rgb(38, 62, 145);
/* oklch */ color: oklch(39.7% 0.140 267.4);

Tailwind

colors: {
  custom: {
    50: '#7072b2',
    500: '#263e91',
    950: '#000000',
  },
}

SCSS

$custom: #263e91;
$custom-light: #7072b2;
$custom-dark: #000000;

JSON

{
  "hex": "#263e91",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 145
  },
  "hsl": {
    "h": 226.542,
    "s": 58.47,
    "l": 35.882
  },
  "oklch": {
    "l": 0.39716,
    "c": 0.14016,
    "h": 267.4
  },
  "luminance": 0.05902
}

Semantic roles & 50–950 ramp

primary

#263E91

secondary

#BAA459

accent

#BF46E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #263E91

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

Preview Lab → · Contrast checker → · Palette generator →