#201517
Closest named color: Rich Black (#0D1B2A). oklch(21.1% 0.018 6.7), rgb(32, 21, 23).
Aa
White text reads best on this color (17.78:1).
About this color
#201517 is a very dark close to neutral grey. In OKLCH its lightness is 21%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.047 away. White text reads best on it, at 17.78:1.
| Hue family | Neutrals |
| Lightness | very dark (21%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.18:1 |
| White text | 17.78:1 |
Values
| HEX | #201517 |
| RGB | rgb(32, 21, 23) |
| HSL | hsl(349, 21%, 10%) |
| OKLCH | oklch(21.1% 0.018 6.7) |
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 #201517 | 17.78:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #201517 | 1.18:1 | Fails | Lc 0.0 | Not readable |
| #201517 text on white | 17.78:1 | AAA | Lc 104.5 | Preferred for body text |
| #201517 text on black | 1.18:1 | 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
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#EEE8E9
oklch(93.6% 0.007 5.6)
-
Step 200
200
#E1D6D8
oklch(88.5% 0.012 4.8)
-
Step 300
300
#CEBBBE
oklch(80.9% 0.022 6.7)
-
Step 400
400
#B5989D
oklch(70.7% 0.035 6.3)
-
Step 500
500
#A27F85
oklch(63.2% 0.044 6.9)
-
Step 600
600
#8D686E
oklch(55.7% 0.048 8)
-
Step 700
700
#77565C
oklch(49% 0.045 6.8)
-
Step 800
800
#61474B
oklch(42.7% 0.036 8.4)
-
Step 900
900
#503B3F
oklch(37.7% 0.03 5.9)
-
Step 950
950 (this color)
#201517
oklch(21.1% 0.018 6.7)
#201517 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) | #171717 | 0.019 |
| Deuteranopia (no green cones) | #191917 | 0.019 |
| Tritanopia (no blue cones) | #221416 | 0.005 |
| Achromatopsia (no color) | #181818 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #201517
#201517
oklch(21.1% 0.018 6.7)
- #0E1B1A
#0E1B1A
oklch(21% 0.018 189.7)
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 #201517, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.047
- Jet #212529 ΔE 0.057
- Dark #1B2431 ΔE 0.061
- Rich Navy #001219 ΔE 0.063
- Dark Brown #341C02 ΔE 0.064
- Almost Black #070D0D ΔE 0.065
- Very Dark Brown #1D0200 ΔE 0.071
- Dark Maroon #3C0008 ΔE 0.074
Use #201517 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.