#17263B#17263B

#17263B is a dark, muted blue. Relative luminance 0.019; OKLCH L 26.6% C 0.045 H 256.9°. Best body text is #FFFFFF at 15.25:1 contrast (WCAG AA passes).

Color values

HEX	#17263B
RGB	rgb(23, 38, 59)
HSL	hsl(215, 44%, 16%)
HSV	hsv(215, 61%, 23%)
CMYK	cmyk(61%, 35.6%, 0%, 76.9%)
CIE-LAB	lab(14.87, 1.10, -15.43)
CIE-LCH	lch(14.87, 15.47, 274.09°)
OKLab	oklab(26.63% -0.0101 -0.0434)
OKLCH	oklch(26.63% 0.045 256.9)
XYZ	xyz(1.8356, 1.8840, 4.4037)
Luminance	0.0188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17263B #3B2C17

analogous

#17383B #17263B #1A173B

triadic

#17263B #3B1726 #263B17

tetradic

#17263B #3B1738 #3B2C17 #173B1A

square

#17263B #3B1738 #3B2C17 #173B1A

split-complementary

#17263B #3B1A17 #383B17

monochromatic

#090E16 #090E16 #17263B #284267 #395F93

Accessibility & contrast

On white

15.25

#17263B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#17263B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17263B

15.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17263B	#FFFFFF	#000000	##FFFFFF
##17263B	1.00	15.25	1.38	15.25
#FFFFFF	15.25	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E273C

Deuteranopia (green-blind)

#19243B

Tritanopia (blue-blind)

#052B2D

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #17263b;
/* rgb */ color: rgb(23, 38, 59);
/* oklch */ color: oklch(26.6% 0.045 256.9);

Tailwind

colors: {
  custom: {
    50: '#576071',
    500: '#17263b',
    950: '#000000',
  },
}

SCSS

$custom: #17263b;
$custom-light: #576071;
$custom-dark: #000000;

JSON

{
  "hex": "#17263b",
  "rgb": {
    "r": 23,
    "g": 38,
    "b": 59
  },
  "hsl": {
    "h": 215,
    "s": 43.902,
    "l": 16.078
  },
  "oklch": {
    "l": 0.26627,
    "c": 0.04455,
    "h": 256.9
  },
  "luminance": 0.01884
}

Semantic roles & 50–950 ramp

primary

#17263B

secondary

#725B3C

accent

#9F54D4

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #17263B

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

Preview Lab → · Contrast checker → · Palette generator →