#090721
Closest named color: Midnight (#03012D). oklch(15.2% 0.053 281.9), rgb(9, 7, 33).
Aa
White text reads best on this color (19.73:1).
About this color
#090721 is a very dark, muted purple. In OKLCH its lightness is 15%, its chroma 0.053 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight (#03012D), ΔE 0.038 away. White text reads best on it, at 19.73:1.
| Hue family | Purples |
| Lightness | very dark (15%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Midnight (#03012D) |
| Black text | 1.06:1 |
| White text | 19.73:1 |
Values
| HEX | #090721 |
| RGB | rgb(9, 7, 33) |
| HSL | hsl(245, 65%, 8%) |
| OKLCH | oklch(15.2% 0.053 281.9) |
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 #090721 | 19.73:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #090721 | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #090721 text on white | 19.73:1 | AAA | Lc 105.7 | Preferred for body text |
| #090721 text on black | 1.06:1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D5D7F0
oklch(88.5% 0.034 282)
-
Step 300
300
#B9BCE9
oklch(80.8% 0.063 281.9)
-
Step 400
400
#9699DE
oklch(70.7% 0.1 281.6)
-
Step 500
500
#7E7ED5
oklch(63.1% 0.129 282.1)
-
Step 600
600
#6866C2
oklch(55.7% 0.14 281.8)
-
Step 700
700
#5754A8
oklch(49.1% 0.131 282.1)
-
Step 800
800
#474588
oklch(42.7% 0.108 282.1)
-
Step 900
900
#3B3B6D
oklch(37.8% 0.084 281.6)
-
Step 950
950 (this color)
#090721
oklch(15.2% 0.053 281.9)
#090721 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) | #000B22 | 0.024 |
| Deuteranopia (no green cones) | #000A20 | 0.023 |
| Tritanopia (no blue cones) | #020D12 | 0.046 |
| Achromatopsia (no color) | #0B0B0B | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #090721
#090721
oklch(15.2% 0.053 281.9)
- #0E0C00
#0E0C00
oklch(15.2% 0.032 103.5)
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 #090721, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight #03012D ΔE 0.038
- Dark Navy Blue #00022E ΔE 0.043
- Dark Navy #000435 ΔE 0.048
- Rich Navy #001219 ΔE 0.049
- Very Dark Blue #000133 ΔE 0.050
- Almost Black #070D0D ΔE 0.054
- Rich Black #0D1B2A ΔE 0.072
- Night Blue #040348 ΔE 0.079
Use #090721 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.