#210711
Closest named color: Very Dark Brown (#1D0200). oklch(17.9% 0.047 358.6), rgb(33, 7, 17).
Aa
White text reads best on this color (19.03:1).
About this color
#210711 is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.047 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.042 away. White text reads best on it, at 19.03:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.047) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.10:1 |
| White text | 19.03:1 |
Values
| HEX | #210711 |
| RGB | rgb(33, 7, 17) |
| HSL | hsl(337, 65%, 8%) |
| OKLCH | oklch(17.9% 0.047 358.6) |
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 #210711 | 19.03:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #210711 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #210711 text on white | 19.03:1 | AAA | Lc 105.2 | Preferred for body text |
| #210711 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.
-
Step 50
50
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F4E6EA
oklch(93.7% 0.016 358.1)
-
Step 200
200
#ECD1D9
oklch(88.5% 0.032 357.9)
-
Step 300
300
#E0B2C0
oklch(80.9% 0.056 358.3)
-
Step 400
400
#CF89A0
oklch(70.7% 0.09 358.4)
-
Step 500
500
#C06A88
oklch(63% 0.114 358.6)
-
Step 600
600
#AB5072
oklch(55.5% 0.125 358.4)
-
Step 700
700
#934160
oklch(49.2% 0.115 358.5)
-
Step 800
800
#77364E
oklch(42.7% 0.095 358.6)
-
Step 900
900
#612F41
oklch(37.7% 0.076 358.5)
-
Step 950
950 (this color)
#210711
oklch(17.9% 0.047 358.6)
#210711 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) | #0B0D11 | 0.053 |
| Deuteranopia (no green cones) | #121210 | 0.049 |
| Tritanopia (no blue cones) | #24050B | 0.013 |
| Achromatopsia (no color) | #101010 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #210711
#210711
oklch(17.9% 0.047 358.6)
- #001611
#001611
oklch(17.9% 0.033 176.9)
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 #210711, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.042
- Almost Black #070D0D ΔE 0.063
- Dark Maroon #3C0008 ΔE 0.068
- Rich Navy #001219 ΔE 0.074
- Very Dark Purple #2A0134 ΔE 0.076
- Rich Black #0D1B2A ΔE 0.077
- Midnight Purple #280137 ΔE 0.081
- Deep Brown #410200 ΔE 0.084
Use #210711 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.