#17134B#17134B

#17134B is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.5% C 0.099 H 278.7°. Best body text is #FFFFFF at 17.06:1 contrast (WCAG AA passes).

Color values

HEX	#17134B
RGB	rgb(23, 19, 75)
HSL	hsl(244, 60%, 18%)
HSV	hsv(244, 75%, 29%)
CMYK	cmyk(69.3%, 74.7%, 0%, 70.6%)
CIE-LAB	lab(10.23, 21.59, -34.05)
CIE-LCH	lch(10.23, 40.32, 302.37°)
OKLab	oklab(23.52% 0.015 -0.0982)
OKLCH	oklch(23.52% 0.099 278.7)
XYZ	xyz(1.8558, 1.1558, 6.7805)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17134B #474B13

analogous

#132B4B #17134B #33134B

triadic

#17134B #4B1713 #134B17

tetradic

#17134B #4B132B #474B13 #134B33

square

#17134B #4B132B #474B13 #134B33

split-complementary

#17134B #4B3313 #2B4B13

monochromatic

#070618 #08071A #17134B #261F7C #352CAD

Accessibility & contrast

On white

17.06

#17134B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#17134B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17134B

17.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17134B	#FFFFFF	#000000	##FFFFFF
##17134B	1.00	17.06	1.23	17.06
#FFFFFF	17.06	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4D

Deuteranopia (green-blind)

#001A4A

Tritanopia (blue-blind)

#00222D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #17134b;
/* rgb */ color: rgb(23, 19, 75);
/* oklch */ color: oklch(23.5% 0.099 278.7);

Tailwind

colors: {
  custom: {
    50: '#5c517e',
    500: '#17134b',
    950: '#000000',
  },
}

SCSS

$custom: #17134b;
$custom-light: #5c517e;
$custom-dark: #000000;

JSON

{
  "hex": "#17134b",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 75
  },
  "hsl": {
    "h": 244.286,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.23521,
    "c": 0.09933,
    "h": 278.7
  },
  "luminance": 0.01156
}

Semantic roles & 50–950 ramp

primary

#17134B

secondary

#7E8436

accent

#E345D7

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #17134B

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

Preview Lab → · Contrast checker → · Palette generator →