#263A58#263A58

#263A58 is a dark, muted blue. Relative luminance 0.041; OKLCH L 34.6% C 0.059 H 258.3°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#263A58
RGB	rgb(38, 58, 88)
HSL	hsl(216, 40%, 25%)
HSV	hsv(216, 57%, 35%)
CMYK	cmyk(56.8%, 34.1%, 0%, 65.5%)
CIE-LAB	lab(24.14, 1.97, -20.48)
CIE-LCH	lch(24.14, 20.57, 275.49°)
OKLab	oklab(34.64% -0.0119 -0.0576)
OKLCH	oklch(34.64% 0.059 258.3)
XYZ	xyz(4.0732, 4.1425, 9.8156)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A58 #584426

analogous

#265358 #263A58 #2B2658

triadic

#263A58 #58263A #3A5826

tetradic

#263A58 #582653 #584426 #26582B

square

#263A58 #582653 #584426 #26582B

split-complementary

#263A58 #582B26 #535826

monochromatic

#090E15 #141E2D #263A58 #385683 #4B72AD

Accessibility & contrast

On white

11.48

#263A58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#263A58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A58

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A58	#FFFFFF	#000000	##FFFFFF
##263A58	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3C59

Deuteranopia (green-blind)

#283757

Tritanopia (blue-blind)

#0C4145

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #263a58;
/* rgb */ color: rgb(38, 58, 88);
/* oklch */ color: oklch(34.6% 0.059 258.3);

Tailwind

colors: {
  custom: {
    50: '#646f87',
    500: '#263a58',
    950: '#000000',
  },
}

SCSS

$custom: #263a58;
$custom-light: #646f87;
$custom-dark: #000000;

JSON

{
  "hex": "#263a58",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 88
  },
  "hsl": {
    "h": 216,
    "s": 39.683,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34645,
    "c": 0.05884,
    "h": 258.3
  },
  "luminance": 0.04143
}

Semantic roles & 50–950 ramp

primary

#263A58

secondary

#8B734F

accent

#A058D0

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#06070B

muted

#7A7A7C

Preview Lab

Preview with #263A58

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

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