#17276E#17276E

#17276E is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.0% C 0.124 H 268.3°. Best body text is #FFFFFF at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#17276E
RGB	rgb(23, 39, 110)
HSL	hsl(229, 65%, 26%)
HSV	hsv(229, 79%, 43%)
CMYK	cmyk(79.1%, 64.5%, 0%, 56.9%)
CIE-LAB	lab(19.05, 21.27, -43.04)
CIE-LCH	lch(19.05, 48.00, 296.30°)
OKLab	oklab(31.04% -0.0038 -0.1244)
OKLCH	oklch(31.04% 0.124 268.3)
XYZ	xyz(3.8924, 2.7586, 15.0761)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17276E #6E5E17

analogous

#17526E #17276E #32176E

triadic

#17276E #6E1727 #276E17

tetradic

#17276E #6E1752 #6E5E17 #176E32

square

#17276E #6E1752 #6E5E17 #176E32

split-complementary

#17276E #6E3217 #526E17

monochromatic

#050919 #0C153B #17276E #2239A1 #2C4BD3

Accessibility & contrast

On white

13.53

#17276E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#17276E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17276E

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17276E	#FFFFFF	#000000	##FFFFFF
##17276E	1.00	13.53	1.55	13.53
#FFFFFF	13.53	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003270

Deuteranopia (green-blind)

#002A6D

Tritanopia (blue-blind)

#003946

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #17276e;
/* rgb */ color: rgb(23, 39, 110);
/* oklch */ color: oklch(31.0% 0.124 268.3);

Tailwind

colors: {
  custom: {
    50: '#636098',
    500: '#17276e',
    950: '#000000',
  },
}

SCSS

$custom: #17276e;
$custom-light: #636098;
$custom-dark: #000000;

JSON

{
  "hex": "#17276e",
  "rgb": {
    "r": 23,
    "g": 39,
    "b": 110
  },
  "hsl": {
    "h": 228.966,
    "s": 65.414,
    "l": 26.078
  },
  "oklch": {
    "l": 0.31037,
    "c": 0.12443,
    "h": 268.3
  },
  "luminance": 0.02759
}

Semantic roles & 50–950 ramp

primary

#17276E

secondary

#A4913D

accent

#C93FE8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #17276E

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

Preview Lab → · Contrast checker → · Palette generator →