#210F3B
Closest named color: Midnight Purple (#280137). oklch(22.3% 0.081 298.4), rgb(33, 15, 59).
Aa
White text reads best on this color (17.55:1).
About this color
#210F3B is a very dark, moderately saturated purple. In OKLCH its lightness is 22%, its chroma 0.081 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.035 away. White text reads best on it, at 17.55:1.
| Hue family | Purples |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.19:1 |
| White text | 17.55:1 |
Values
| HEX | #210F3B |
| RGB | rgb(33, 15, 59) |
| HSL | hsl(265, 59%, 15%) |
| OKLCH | oklch(22.3% 0.081 298.4) |
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 #210F3B | 17.55:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #210F3B | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #210F3B text on white | 17.55:1 | AAA | Lc 104.1 | Preferred for body text |
| #210F3B text on black | 1.19:1 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6FA
oklch(93.6% 0.027 299.5)
-
Step 200
200
#DDD2F8
oklch(88.5% 0.053 298.5)
-
Step 300
300
#C8B3F7
oklch(80.8% 0.097 298.4)
-
Step 400
400
#AD89F2
oklch(70.7% 0.152 298.2)
-
Step 500
500
#9B67EE
oklch(63.2% 0.196 298.4)
-
Step 600
600
#8749DC
oklch(55.7% 0.213 298.6)
-
Step 700
700
#7239BF
oklch(49.1% 0.198 298.2)
-
Step 800
800
#5D309A
oklch(42.6% 0.164 298.7)
-
Step 900
900
#4C2D7B
oklch(37.8% 0.127 298.4)
-
Step 950
950 (this color)
#210F3B
oklch(22.3% 0.081 298.4)
#210F3B 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) | #00193C | 0.057 |
| Deuteranopia (no green cones) | #00193A | 0.057 |
| Tritanopia (no blue cones) | #1B1923 | 0.062 |
| Achromatopsia (no color) | #191919 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #210F3B
#210F3B
oklch(22.3% 0.081 298.4)
- #191E00
#191E00
oklch(22.2% 0.052 118.2)
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 #210F3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.035
- Very Dark Purple #2A0134 ΔE 0.039
- Dark Purple #35063E ΔE 0.048
- Dark Indigo #1F0954 ΔE 0.049
- Deep Purple #36013F ΔE 0.053
- Eggplant #380835 ΔE 0.056
- Navy Blue #001146 ΔE 0.061
- Rich Black #0D1B2A ΔE 0.063
Use #210F3B 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.