#15142D
Closest named color: Rich Black (#0D1B2A). oklch(20.7% 0.049 283.1), rgb(21, 20, 45).
Aa
White text reads best on this color (17.95:1).
About this color
#15142D is a very dark, muted purple. In OKLCH its lightness is 21%, its chroma 0.049 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.028 away. White text reads best on it, at 17.95:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.16:1 |
| White text | 17.95:1 |
Values
| HEX | #15142D |
| RGB | rgb(21, 20, 45) |
| HSL | hsl(242, 38%, 13%) |
| OKLCH | oklch(20.7% 0.049 283.1) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #15142D | 17.95:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #15142D | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #15142D text on white | 17.95:1 | AAA | Lc 104.6 | Preferred for body text |
| #15142D text on black | 1.16:1 | 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.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E9F5
oklch(93.7% 0.016 282.3)
-
Step 200
200
#D6D7EE
oklch(88.5% 0.031 283.8)
-
Step 300
300
#BBBCE5
oklch(80.8% 0.058 283.9)
-
Step 400
400
#9899D9
oklch(70.6% 0.093 283.1)
-
Step 500
500
#807FCE
oklch(63.1% 0.117 283.1)
-
Step 600
600
#6A67BB
oklch(55.6% 0.128 283)
-
Step 700
700
#5955A1
oklch(49.1% 0.119 283.5)
-
Step 800
800
#484683
oklch(42.7% 0.099 282.8)
-
Step 900
900
#3C3B69
oklch(37.6% 0.078 283)
-
Step 950
950 (this color)
#15142D
oklch(20.7% 0.049 283.1)
#15142D 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0A182E | 0.020 |
| Deuteranopia (no green cones) | #09162C | 0.020 |
| Tritanopia (no blue cones) | #0D191E | 0.041 |
| Achromatopsia (no color) | #171717 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15142D
#15142D
oklch(20.7% 0.049 283.1)
- #1B1800
#1B1800
oklch(20.6% 0.043 103.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #15142D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.028
- Dark #1B2431 ΔE 0.057
- Rich Navy #001219 ΔE 0.058
- Navy Blue #001146 ΔE 0.059
- Oxford Blue #1B263B ΔE 0.064
- Midnight Purple #280137 ΔE 0.064
- Very Dark Purple #2A0134 ΔE 0.066
- Jet #212529 ΔE 0.068
Use #15142D 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.