#42416B
Closest named color: Dark Grey Blue (#29465B). oklch(39.6% 0.07 283.8), rgb(66, 65, 107).
Aa
White text reads best on this color (9.54:1).
About this color
#42416B is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.070 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.050 away. White text reads best on it, at 9.54:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.20:1 |
| White text | 9.54:1 |
Values
| HEX | #42416B |
| RGB | rgb(66, 65, 107) |
| HSL | hsl(241, 24%, 34%) |
| OKLCH | oklch(39.6% 0.07 283.8) |
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 #42416B | 9.54:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #42416B | 2.20:1 | Fails | Lc 11.9 | Not readable |
| #42416B text on white | 9.54:1 | AAA | Lc 92.0 | Preferred for body text |
| #42416B text on black | 2.20:1 | Fails | Lc -10.4 | 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 900.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D6D7EC
oklch(88.5% 0.029 283.6)
-
Step 300
300
#BCBDE2
oklch(81% 0.052 284)
-
Step 400
400
#9A9AD4
oklch(70.8% 0.084 284)
-
Step 500
500
#8180C8
oklch(63.1% 0.107 283.5)
-
Step 600
600
#6C68B5
oklch(55.6% 0.117 284.3)
-
Step 700
700
#5A579C
oklch(49.2% 0.108 283.6)
-
Step 800
800
#49477E
oklch(42.6% 0.09 283.6)
-
Step 900
900 (this color)
#42416B
oklch(39.6% 0.07 283.8)
-
Step 950
950
#24233B
oklch(26.9% 0.044 284.9)
#42416B 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) | #34476D | 0.025 |
| Deuteranopia (no green cones) | #32446A | 0.025 |
| Tritanopia (no blue cones) | #374951 | 0.060 |
| Achromatopsia (no color) | #454545 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42416B
#42416B
oklch(39.6% 0.07 283.8)
- #4D4815
#4D4815
oklch(39.5% 0.07 103.7)
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 #42416B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.050
- Dark Slate Blue #483D8B ΔE 0.058
- Twilight Blue #0A437A ΔE 0.062
- Charcoal #264653 ΔE 0.063
- Dusk #4E5481 ΔE 0.065
- Light Navy #155084 ΔE 0.066
- Twilight #4E518B ΔE 0.068
- Cobalt #1E488F ΔE 0.071
Use #42416B 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.