#040210
Closest named color: Almost Black (#070D0D). oklch(10.6% 0.039 288.6), rgb(4, 2, 16).
Aa
White text reads best on this color (20.56:1).
About this color
#040210 is a very dark, muted purple. In OKLCH its lightness is 11%, its chroma 0.039 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.062 away. White text reads best on it, at 20.56:1.
| Hue family | Purples |
| Lightness | very dark (11%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.02:1 |
| White text | 20.56:1 |
Values
| HEX | #040210 |
| RGB | rgb(4, 2, 16) |
| HSL | hsl(249, 78%, 4%) |
| OKLCH | oklch(10.6% 0.039 288.6) |
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 #040210 | 20.56:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #040210 | 1.02:1 | Fails | Lc 0.0 | Not readable |
| #040210 text on white | 20.56:1 | AAA | Lc 106.0 | Preferred for body text |
| #040210 text on black | 1.02:1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D8D7EA
oklch(88.6% 0.026 288.3)
-
Step 300
300
#BFBCDD
oklch(80.8% 0.046 289.5)
-
Step 400
400
#9E9ACC
oklch(70.8% 0.073 288.1)
-
Step 500
500
#8780BF
oklch(63.1% 0.094 288.5)
-
Step 600
600
#7169AB
oklch(55.6% 0.101 288.2)
-
Step 700
700
#5F5793
oklch(49.1% 0.095 288.5)
-
Step 800
800
#4E4777
oklch(42.7% 0.078 289.3)
-
Step 900
900
#403C60
oklch(37.7% 0.061 288.2)
-
Step 950
950 (this color)
#040210
oklch(10.6% 0.039 288.6)
#040210 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) | #000411 | 0.022 |
| Deuteranopia (no green cones) | #000310 | 0.021 |
| Tritanopia (no blue cones) | #020407 | 0.030 |
| Achromatopsia (no color) | #040404 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #040210
#040210
oklch(10.6% 0.039 288.6)
- #040400
#040400
oklch(10.3% 0.023 109.8)
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 #040210, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.062
- Midnight #03012D ΔE 0.064
- Dark Navy Blue #00022E ΔE 0.068
- Rich Navy #001219 ΔE 0.074
- Very Dark Blue #000133 ΔE 0.078
- Dark Navy #000435 ΔE 0.082
- Very Dark Brown #1D0200 ΔE 0.087
- Black #000000 ΔE 0.113
Use #040210 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.