#150B22

Closest named color: Rich Navy (#001219). oklch(17.7% 0.047 301.9), rgb(21, 11, 34).

Aa

White text reads best on this color (19.04:1).

About this color

#150B22 is a very dark, muted purple. In OKLCH its lightness is 18%, its chroma 0.047 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.052 away. White text reads best on it, at 19.04:1.

Hue familyPurples
Lightnessvery dark (18%)
Chromamuted (0.047)
Temperaturein between
Nearest nameRich Navy (#001219)
Black text1.10:1
White text19.04:1

Values

HEX#150B22
RGBrgb(21, 11, 34)
HSLhsl(266, 51%, 9%)
OKLCHoklch(17.7% 0.047 301.9)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #150B22 19.04:1 AAA Lc -107.4 Preferred for body text
Black text on #150B22 1.10:1 Fails Lc 0.0 Not readable
#150B22 text on white 19.04:1 AAA Lc 105.4 Preferred for body text
#150B22 text on black 1.10:1 Fails Lc 0.0 Not readable

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.

  1. Step 50

    50

    #F6F4FA

    oklch(97% 0.008 301.4)

  2. Step 100

    100

    #ECE7F3

    oklch(93.5% 0.017 304.8)

  3. Step 200

    200

    #DDD5EB

    oklch(88.6% 0.031 302.3)

  4. Step 300

    300

    #C7B9DF

    oklch(81% 0.055 302)

  5. Step 400

    400

    #AB93CF

    oklch(70.6% 0.09 302.5)

  6. Step 500

    500

    #9678C3

    oklch(63.1% 0.114 301.6)

  7. Step 600

    600

    #8160AF

    oklch(55.6% 0.123 301.8)

  8. Step 700

    700

    #6D4F97

    oklch(49.2% 0.115 301.5)

  9. Step 800

    800

    #59417A

    oklch(42.8% 0.095 302)

  10. Step 900

    900

    #493762

    oklch(37.6% 0.074 302.3)

  11. Step 950

    950 (this color)

    #150B22

    oklch(17.7% 0.047 301.9)

Export this scale for Tailwind in the Tailwind colors tool

#150B22 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#0510230.033
Deuteranopia (no green cones)#0710210.031
Tritanopia (no blue cones)#130F140.036
Achromatopsia (no color)#1010100.047

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #150B22

    #150B22

    oklch(17.7% 0.047 301.9)

  • #0E1400

    #0E1400

    oklch(17.8% 0.043 122.3)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #150B22

    #150B22

    oklch(17.7% 0.047 301.9)

  • #0A0F25

    #0A0F25

    oklch(17.8% 0.046 271.4)

  • #1C081A

    #1C081A

    oklch(17.6% 0.047 331.2)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #150B22

    #150B22

    oklch(17.7% 0.047 301.9)

  • #171000

    #171000

    oklch(17.7% 0.036 90.4)

  • #001706

    #001706

    oklch(17.9% 0.048 151)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #150B22

    #150B22

    oklch(17.7% 0.047 301.9)

  • #1D0C00

    #1D0C00

    oklch(17.6% 0.04 62.4)

  • #001512

    #001512

    oklch(17.6% 0.031 183.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #150B22

    #150B22

    oklch(17.7% 0.047 301.9)

  • #220804

    #220804

    oklch(17.9% 0.047 33.5)

  • #0E1400

    #0E1400

    oklch(17.8% 0.043 122.3)

  • #001419

    #001419

    oklch(17.6% 0.031 214.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #150B22, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #150B22 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.