#210709
Closest named color: Very Dark Brown (#1D0200). oklch(17.6% 0.045 17.9), rgb(33, 7, 9).
Aa
White text reads best on this color (19.10:1).
About this color
#210709 is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.045 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.030 away. White text reads best on it, at 19.10:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.09:1 |
| White text | 19.10:1 |
Values
| HEX | #210709 |
| RGB | rgb(33, 7, 9) |
| HSL | hsl(355, 65%, 8%) |
| OKLCH | oklch(17.6% 0.045 17.9) |
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 #210709 | 19.10:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #210709 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #210709 text on white | 19.10:1 | AAA | Lc 105.3 | Preferred for body text |
| #210709 text on black | 1.09:1 | 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
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F4E6E6
oklch(93.6% 0.015 17.4)
-
Step 200
200
#ECD2D2
oklch(88.5% 0.029 17.7)
-
Step 300
300
#E1B3B4
oklch(80.8% 0.054 16.9)
-
Step 400
400
#D18B8C
oklch(70.8% 0.086 18.5)
-
Step 500
500
#C36C70
oklch(63% 0.111 17.8)
-
Step 600
600
#AE5358
oklch(55.6% 0.119 18.3)
-
Step 700
700
#954348
oklch(49.1% 0.111 18.3)
-
Step 800
800
#79373C
oklch(42.6% 0.092 17.1)
-
Step 900
900
#623033
oklch(37.6% 0.072 17.4)
-
Step 950
950 (this color)
#210709
oklch(17.6% 0.045 17.9)
#210709 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) | #0D0C09 | 0.049 |
| Deuteranopia (no green cones) | #141108 | 0.044 |
| Tritanopia (no blue cones) | #250408 | 0.012 |
| Achromatopsia (no color) | #0F0F0F | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #210709
#210709
oklch(17.6% 0.045 17.9)
- #001515
#001515
oklch(17.7% 0.03 194.8)
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 #210709, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.030
- Almost Black #070D0D ΔE 0.060
- Dark Maroon #3C0008 ΔE 0.067
- Rich Navy #001219 ΔE 0.075
- Deep Brown #410200 ΔE 0.080
- Rich Black #0D1B2A ΔE 0.084
- Dark Brown #341C02 ΔE 0.087
- Very Dark Purple #2A0134 ΔE 0.091
Use #210709 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.