#263C60#263C60

#263C60 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.6% C 0.069 H 259.8°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#263C60
RGB	rgb(38, 60, 96)
HSL	hsl(217, 43%, 26%)
HSV	hsv(217, 60%, 38%)
CMYK	cmyk(60.4%, 37.5%, 0%, 62.4%)
CIE-LAB	lab(25.22, 3.54, -23.99)
CIE-LCH	lch(25.22, 24.25, 278.40°)
OKLab	oklab(35.64% -0.0122 -0.0678)
OKLCH	oklch(35.64% 0.069 259.8)
XYZ	xyz(4.5258, 4.4879, 11.6918)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C60 #604A26

analogous

#265960 #263C60 #2D2660

triadic

#263C60 #60263C #3C6026

tetradic

#263C60 #602659 #604A26 #26602D

square

#263C60 #602659 #604A26 #26602D

split-complementary

#263C60 #602D26 #596026

monochromatic

#090E16 #152134 #263C60 #37578C #4973B7

Accessibility & contrast

On white

11.07

#263C60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#263C60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C60

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C60	#FFFFFF	#000000	##FFFFFF
##263C60	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3F61

Deuteranopia (green-blind)

#26395F

Tritanopia (blue-blind)

#004449

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #263c60;
/* rgb */ color: rgb(38, 60, 96);
/* oklch */ color: oklch(35.6% 0.069 259.8);

Tailwind

colors: {
  custom: {
    50: '#65718d',
    500: '#263c60',
    950: '#000000',
  },
}

SCSS

$custom: #263c60;
$custom-light: #65718d;
$custom-dark: #000000;

JSON

{
  "hex": "#263c60",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 96
  },
  "hsl": {
    "h": 217.241,
    "s": 43.284,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35636,
    "c": 0.06888,
    "h": 259.8
  },
  "luminance": 0.04488
}

Semantic roles & 50–950 ramp

primary

#263C60

secondary

#93794F

accent

#A355D3

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #263C60

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

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