#211015
Closest named color: Rich Black (#0D1B2A). oklch(19.9% 0.03 1.1), rgb(33, 16, 21).
Aa
White text reads best on this color (18.26:1).
About this color
#211015 is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.057 away. White text reads best on it, at 18.26:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.14:1 |
| White text | 18.26:1 |
Values
| HEX | #211015 |
| RGB | rgb(33, 16, 21) |
| HSL | hsl(342, 35%, 10%) |
| OKLCH | oklch(19.9% 0.03 1.1) |
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 #211015 | 18.26:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #211015 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #211015 text on white | 18.26:1 | AAA | Lc 104.9 | Preferred for body text |
| #211015 text on black | 1.14:1 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#F0E7E9
oklch(93.6% 0.01 2)
-
Step 200
200
#E5D4D8
oklch(88.5% 0.02 1.4)
-
Step 300
300
#D5B8BF
oklch(81% 0.034 1.6)
-
Step 400
400
#BF929E
oklch(70.6% 0.056 1)
-
Step 500
500
#AE7787
oklch(63% 0.072 0.4)
-
Step 600
600
#996070
oklch(55.6% 0.077 1.7)
-
Step 700
700
#834F5E
oklch(49.2% 0.072 1.4)
-
Step 800
800
#6A414D
oklch(42.7% 0.059 0.9)
-
Step 900
900
#573740
oklch(37.8% 0.047 1.3)
-
Step 950
950 (this color)
#211015
oklch(19.9% 0.03 1.1)
#211015 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) | #121315 | 0.033 |
| Deuteranopia (no green cones) | #171615 | 0.029 |
| Tritanopia (no blue cones) | #240F12 | 0.009 |
| Achromatopsia (no color) | #151515 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211015
#211015
oklch(19.9% 0.03 1.1)
- #041A17
#041A17
oklch(19.9% 0.03 183.4)
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 #211015, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.057
- Very Dark Brown #1D0200 ΔE 0.059
- Almost Black #070D0D ΔE 0.061
- Rich Navy #001219 ΔE 0.065
- Dark Maroon #3C0008 ΔE 0.068
- Jet #212529 ΔE 0.072
- Dark Brown #341C02 ΔE 0.073
- Dark #1B2431 ΔE 0.074
Use #211015 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.