#263A3F#263A3F

#263A3F is a dark, muted cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.027 H 215.0°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#263A3F
RGB	rgb(38, 58, 63)
HSL	hsl(192, 25%, 20%)
HSV	hsv(192, 40%, 25%)
CMYK	cmyk(39.7%, 7.9%, 0%, 75.3%)
CIE-LAB	lab(22.99, -6.45, -5.64)
CIE-LCH	lch(22.99, 8.57, 221.21°)
OKLab	oklab(33.36% -0.0221 -0.0155)
OKLCH	oklch(33.36% 0.027 215)
XYZ	xyz(3.2093, 3.7969, 5.2654)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A3F #3F2B26

analogous

#263F38 #263A3F #262E3F

triadic

#263A3F #3F263A #3A3F26

tetradic

#263A3F #38263F #3F2B26 #2E3F26

square

#263A3F #38263F #3F2B26 #2E3F26

split-complementary

#263A3F #3F262E #3F3826

monochromatic

#0C1213 #0F1719 #263A3F #3D5D65 #54808B

Accessibility & contrast

On white

11.94

#263A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#263A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A3F

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A3F	#FFFFFF	#000000	##FFFFFF
##263A3F	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36393F

Deuteranopia (green-blind)

#32353F

Tritanopia (blue-blind)

#1D3C3B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #263a3f;
/* rgb */ color: rgb(38, 58, 63);
/* oklch */ color: oklch(33.4% 0.027 215.0);

Tailwind

colors: {
  custom: {
    50: '#617074',
    500: '#263a3f',
    950: '#000000',
  },
}

SCSS

$custom: #263a3f;
$custom-light: #617074;
$custom-dark: #000000;

JSON

{
  "hex": "#263a3f",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 63
  },
  "hsl": {
    "h": 192,
    "s": 24.752,
    "l": 19.804
  },
  "oklch": {
    "l": 0.33361,
    "c": 0.02694,
    "h": 215
  },
  "luminance": 0.03797
}

Semantic roles & 50–950 ramp

primary

#263A3F

secondary

#715650

accent

#7967C1

background

#F5F6F7

surface

#EAECED

border

#C6C7C8

text

#050708

muted

#797A7B

Preview Lab

Preview with #263A3F

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

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