#263F60#263F60

#263F60 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.4% C 0.065 H 255.8°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#263F60
RGB	rgb(38, 63, 96)
HSL	hsl(214, 43%, 26%)
HSV	hsv(214, 60%, 38%)
CMYK	cmyk(60.4%, 34.4%, 0%, 62.4%)
CIE-LAB	lab(26.19, 1.51, -22.47)
CIE-LCH	lch(26.19, 22.52, 273.83°)
OKLab	oklab(36.39% -0.016 -0.0633)
OKLCH	oklch(36.39% 0.065 255.8)
XYZ	xyz(4.6874, 4.8112, 11.7457)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F60 #604726

analogous

#265C60 #263F60 #2A2660

triadic

#263F60 #60263F #3F6026

tetradic

#263F60 #60265C #604726 #26602A

square

#263F60 #60265C #604726 #26602A

split-complementary

#263F60 #602A26 #5C6026

monochromatic

#090E16 #152234 #263F60 #375C8C #4979B7

Accessibility & contrast

On white

10.70

#263F60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#263F60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F60

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F60	#FFFFFF	#000000	##FFFFFF
##263F60	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324161

Deuteranopia (green-blind)

#2A3B5F

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #263f60;
/* rgb */ color: rgb(38, 63, 96);
/* oklch */ color: oklch(36.4% 0.065 255.8);

Tailwind

colors: {
  custom: {
    50: '#65738d',
    500: '#263f60',
    950: '#000000',
  },
}

SCSS

$custom: #263f60;
$custom-light: #65738d;
$custom-dark: #000000;

JSON

{
  "hex": "#263f60",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 96
  },
  "hsl": {
    "h": 214.138,
    "s": 43.284,
    "l": 26.275
  },
  "oklch": {
    "l": 0.3639,
    "c": 0.06534,
    "h": 255.8
  },
  "luminance": 0.04812
}

Semantic roles & 50–950 ramp

primary

#263F60

secondary

#93764F

accent

#9D55D3

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #263F60

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

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