#170A30#170A30

#170A30 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.1% C 0.072 H 294.3°. Best body text is #FFFFFF at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#170A30
RGB	rgb(23, 10, 48)
HSL	hsl(261, 66%, 11%)
HSV	hsv(261, 79%, 19%)
CMYK	cmyk(52.1%, 79.2%, 0%, 81.2%)
CIE-LAB	lab(5.53, 16.57, -22.34)
CIE-LCH	lch(5.53, 27.81, 306.57°)
OKLab	oklab(19.07% 0.0295 -0.0653)
OKLCH	oklch(19.07% 0.072 294.3)
XYZ	xyz(0.9952, 0.6126, 2.8615)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 5.04

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170A30 #23300A

analogous

#0A1030 #170A30 #2A0A30

triadic

#170A30 #30170A #0A3017

tetradic

#170A30 #300A10 #23300A #0A302A

square

#170A30 #300A10 #23300A #0A302A

split-complementary

#170A30 #302A0A #10300A

monochromatic

#0C0519 #0C0519 #170A30 #2F1563 #481F95

Accessibility & contrast

On white

18.71

#170A30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#170A30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170A30

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170A30	#FFFFFF	#000000	##FFFFFF
##170A30	1.00	18.71	1.12	18.71
#FFFFFF	18.71	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001331

Deuteranopia (green-blind)

#00122F

Tritanopia (blue-blind)

#10131B

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #170a30;
/* rgb */ color: rgb(23, 10, 48);
/* oklch */ color: oklch(19.1% 0.072 294.3);

Tailwind

colors: {
  custom: {
    50: '#564a68',
    500: '#170a30',
    950: '#000000',
  },
}

SCSS

$custom: #170a30;
$custom-light: #564a68;
$custom-dark: #000000;

JSON

{
  "hex": "#170a30",
  "rgb": {
    "r": 23,
    "g": 10,
    "b": 48
  },
  "hsl": {
    "h": 260.526,
    "s": 65.517,
    "l": 11.373
  },
  "oklch": {
    "l": 0.19074,
    "c": 0.07169,
    "h": 294.3
  },
  "luminance": 0.00613
}

Semantic roles & 50–950 ramp

primary

#170A30

secondary

#566D29

accent

#E83FAF

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170A30

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

Preview Lab → · Contrast checker → · Palette generator →