#263F7D#263F7D

#263F7D is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.3% C 0.110 H 265.1°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#263F7D
RGB	rgb(38, 63, 125)
HSL	hsl(223, 53%, 32%)
HSV	hsv(223, 70%, 49%)
CMYK	cmyk(69.6%, 49.6%, 0%, 51%)
CIE-LAB	lab(27.97, 12.57, -38.10)
CIE-LCH	lch(27.97, 40.12, 288.26°)
OKLab	oklab(38.35% -0.0093 -0.1091)
OKLCH	oklch(38.35% 0.11 265.1)
XYZ	xyz(6.2772, 5.4471, 20.1187)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F7D #7D6426

analogous

#266B7D #263F7D #39267D

triadic

#263F7D #7D263F #3F7D26

tetradic

#263F7D #7D266B #7D6426 #267D39

square

#263F7D #7D266B #7D6426 #267D39

split-complementary

#263F7D #7D3926 #6B7D26

monochromatic

#09101F #18274E #263F7D #3457AC #5375CB

Accessibility & contrast

On white

10.05

#263F7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#263F7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F7D

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F7D	#FFFFFF	#000000	##FFFFFF
##263F7D	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E467F

Deuteranopia (green-blind)

#0A3E7C

Tritanopia (blue-blind)

#004D58

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #263f7d;
/* rgb */ color: rgb(38, 63, 125);
/* oklch */ color: oklch(38.3% 0.110 265.1);

Tailwind

colors: {
  custom: {
    50: '#6b73a3',
    500: '#263f7d',
    950: '#000000',
  },
}

SCSS

$custom: #263f7d;
$custom-light: #6b73a3;
$custom-dark: #000000;

JSON

{
  "hex": "#263f7d",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 125
  },
  "hsl": {
    "h": 222.759,
    "s": 53.374,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38346,
    "c": 0.10954,
    "h": 265.1
  },
  "luminance": 0.05448
}

Semantic roles & 50–950 ramp

primary

#263F7D

secondary

#AF9450

accent

#B34BDD

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #263F7D

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

Preview Lab → · Contrast checker → · Palette generator →