#263E7B#263E7B

#263E7B is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.0% C 0.108 H 265.4°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#263E7B
RGB	rgb(38, 62, 123)
HSL	hsl(223, 53%, 32%)
HSV	hsv(223, 69%, 48%)
CMYK	cmyk(69.1%, 49.6%, 0%, 51.8%)
CIE-LAB	lab(27.54, 12.48, -37.54)
CIE-LCH	lch(27.54, 39.56, 288.39°)
OKLab	oklab(37.97% -0.0086 -0.1075)
OKLCH	oklch(37.97% 0.108 265.4)
XYZ	xyz(6.0959, 5.2868, 19.4343)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E7B #7B6326

analogous

#26697B #263E7B #39267B

triadic

#263E7B #7B263E #3E7B26

tetradic

#263E7B #7B2669 #7B6326 #267B39

square

#263E7B #7B2669 #7B6326 #267B39

split-complementary

#263E7B #7B3926 #697B26

monochromatic

#090F1D #18264C #263E7B #3456AA #5274CA

Accessibility & contrast

On white

10.21

#263E7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#263E7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E7B

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E7B	#FFFFFF	#000000	##FFFFFF
##263E7B	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E457D

Deuteranopia (green-blind)

#0B3D7A

Tritanopia (blue-blind)

#004C56

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #263e7b;
/* rgb */ color: rgb(38, 62, 123);
/* oklch */ color: oklch(38.0% 0.108 265.4);

Tailwind

colors: {
  custom: {
    50: '#6b72a2',
    500: '#263e7b',
    950: '#000000',
  },
}

SCSS

$custom: #263e7b;
$custom-light: #6b72a2;
$custom-dark: #000000;

JSON

{
  "hex": "#263e7b",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 123
  },
  "hsl": {
    "h": 223.059,
    "s": 52.795,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37969,
    "c": 0.10786,
    "h": 265.4
  },
  "luminance": 0.05287
}

Semantic roles & 50–950 ramp

primary

#263E7B

secondary

#AD9350

accent

#B34CDC

background

#F6F6FA

surface

#ECECF3

border

#C7C7CD

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #263E7B

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

Preview Lab → · Contrast checker → · Palette generator →