#263B6D#263B6D

#263B6D is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.3% C 0.090 H 265.1°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#263B6D
RGB	rgb(38, 59, 109)
HSL	hsl(222, 48%, 29%)
HSV	hsv(222, 65%, 43%)
CMYK	cmyk(65.1%, 45.9%, 0%, 57.3%)
CIE-LAB	lab(25.69, 9.15, -31.62)
CIE-LCH	lch(25.69, 32.91, 286.14°)
OKLab	oklab(36.26% -0.0078 -0.0901)
OKLCH	oklch(36.26% 0.09 265.1)
XYZ	xyz(5.1227, 4.6437, 15.0914)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B6D #6D5826

analogous

#265F6D #263B6D #35266D

triadic

#263B6D #6D263B #3B6D26

tetradic

#263B6D #6D265F #6D5826 #266D35

square

#263B6D #6D265F #6D5826 #266D35

split-complementary

#263B6D #6D3526 #5F6D26

monochromatic

#080C17 #162240 #263B6D #36549A #4D6FC1

Accessibility & contrast

On white

10.89

#263B6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#263B6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B6D

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B6D	#FFFFFF	#000000	##FFFFFF
##263B6D	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24406F

Deuteranopia (green-blind)

#193A6C

Tritanopia (blue-blind)

#00464E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #263b6d;
/* rgb */ color: rgb(38, 59, 109);
/* oklch */ color: oklch(36.3% 0.090 265.1);

Tailwind

colors: {
  custom: {
    50: '#687097',
    500: '#263b6d',
    950: '#000000',
  },
}

SCSS

$custom: #263b6d;
$custom-light: #687097;
$custom-dark: #000000;

JSON

{
  "hex": "#263b6d",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 109
  },
  "hsl": {
    "h": 222.254,
    "s": 48.299,
    "l": 28.824
  },
  "oklch": {
    "l": 0.36256,
    "c": 0.09049,
    "h": 265.1
  },
  "luminance": 0.04644
}

Semantic roles & 50–950 ramp

primary

#263B6D

secondary

#A0884F

accent

#B050D8

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #263B6D

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

Preview Lab → · Contrast checker → · Palette generator →