#263A51#263A51

#263A51 is a dark, muted cyan. Relative luminance 0.040; OKLCH L 34.2% C 0.048 H 252.6°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#263A51
RGB	rgb(38, 58, 81)
HSL	hsl(212, 36%, 23%)
HSV	hsv(212, 53%, 32%)
CMYK	cmyk(53.1%, 28.4%, 0%, 68.2%)
CIE-LAB	lab(23.78, -0.53, -16.43)
CIE-LCH	lch(23.78, 16.44, 268.16°)
OKLab	oklab(34.24% -0.0144 -0.0459)
OKLCH	oklch(34.24% 0.048 252.6)
XYZ	xyz(3.7971, 4.0320, 8.3612)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A51 #513D26

analogous

#264F51 #263A51 #272651

triadic

#263A51 #51263A #3A5126

tetradic

#263A51 #51264F #513D26 #265127

square

#263A51 #51264F #513D26 #265127

split-complementary

#263A51 #512726 #4F5126

monochromatic

#0A0F15 #121C27 #263A51 #3A587B #4D76A4

Accessibility & contrast

On white

11.63

#263A51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#263A51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A51

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A51	#FFFFFF	#000000	##FFFFFF
##263A51	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313B52

Deuteranopia (green-blind)

#2C3751

Tritanopia (blue-blind)

#133F42

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #263a51;
/* rgb */ color: rgb(38, 58, 81);
/* oklch */ color: oklch(34.2% 0.048 252.6);

Tailwind

colors: {
  custom: {
    50: '#637082',
    500: '#263a51',
    950: '#000000',
  },
}

SCSS

$custom: #263a51;
$custom-light: #637082;
$custom-dark: #000000;

JSON

{
  "hex": "#263a51",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 81
  },
  "hsl": {
    "h": 212.093,
    "s": 36.134,
    "l": 23.333
  },
  "oklch": {
    "l": 0.34245,
    "c": 0.04812,
    "h": 252.6
  },
  "luminance": 0.04032
}

Semantic roles & 50–950 ramp

primary

#263A51

secondary

#846B4F

accent

#985CCC

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#05070A

muted

#7A7A7C

Preview Lab

Preview with #263A51

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

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