#210E17
Closest named color: Very Dark Brown (#1D0200). oklch(19.6% 0.035 351.1), rgb(33, 14, 23).
Aa
White text reads best on this color (18.42:1).
About this color
#210E17 is a very dark, muted red. In OKLCH its lightness is 20%, its chroma 0.035 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.058 away. White text reads best on it, at 18.42:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.13:1 |
| White text | 18.42:1 |
Values
| HEX | #210E17 |
| RGB | rgb(33, 14, 23) |
| HSL | hsl(332, 40%, 9%) |
| OKLCH | oklch(19.6% 0.035 351.1) |
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 #210E17 | 18.42:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #210E17 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #210E17 text on white | 18.42:1 | AAA | Lc 105.0 | Preferred for body text |
| #210E17 text on black | 1.13:1 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F1E7EB
oklch(93.7% 0.012 351)
-
Step 200
200
#E6D3DB
oklch(88.5% 0.024 350.2)
-
Step 300
300
#D7B6C4
oklch(80.9% 0.042 350.6)
-
Step 400
400
#C290A6
oklch(70.8% 0.067 350.8)
-
Step 500
500
#B17490
oklch(63.1% 0.085 350.7)
-
Step 600
600
#9C5C7A
oklch(55.6% 0.092 350.9)
-
Step 700
700
#864B67
oklch(49.2% 0.087 350.9)
-
Step 800
800
#6D3E54
oklch(42.8% 0.072 351.1)
-
Step 900
900
#583545
oklch(37.7% 0.055 351.1)
-
Step 950
950 (this color)
#210E17
oklch(19.6% 0.035 351.1)
#210E17 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) | #101217 | 0.038 |
| Deuteranopia (no green cones) | #151517 | 0.034 |
| Tritanopia (no blue cones) | #240D11 | 0.013 |
| Achromatopsia (no color) | #141414 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #210E17
#210E17
oklch(19.6% 0.035 351.1)
- #021A13
#021A13
oklch(19.6% 0.035 171.4)
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 #210E17, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.059
- Almost Black #070D0D ΔE 0.062
- Rich Navy #001219 ΔE 0.066
- Dark Maroon #3C0008 ΔE 0.069
- Very Dark Purple #2A0134 ΔE 0.073
- Midnight Purple #280137 ΔE 0.077
- Jet #212529 ΔE 0.077
Use #210E17 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.