#302F40
Closest named color: Space Cadet (#2B2D42). oklch(31.4% 0.03 287.2), rgb(48, 47, 64).
Aa
White text reads best on this color (13.07:1).
About this color
#302F40 is a dark, muted purple. In OKLCH its lightness is 31%, its chroma 0.030 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.012 away. White text reads best on it, at 13.07:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.60:1 |
| White text | 13.07:1 |
Values
| HEX | #302F40 |
| RGB | rgb(48, 47, 64) |
| HSL | hsl(244, 15%, 22%) |
| OKLCH | oklch(31.4% 0.03 287.2) |
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 #302F40 | 13.07:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #302F40 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #302F40 text on white | 13.07:1 | AAA | Lc 99.3 | Preferred for body text |
| #302F40 text on black | 1.60:1 | 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
#E9E9F1
oklch(93.6% 0.011 286.2)
-
Step 200
200
#D8D7E6
oklch(88.4% 0.02 289)
-
Step 300
300
#BEBED7
oklch(80.9% 0.035 285.6)
-
Step 400
400
#9E9CC3
oklch(70.8% 0.057 287.2)
-
Step 500
500
#8683B4
oklch(63.1% 0.073 286.9)
-
Step 600
600
#706CA0
oklch(55.6% 0.08 287)
-
Step 700
700
#5E5A89
oklch(49.1% 0.074 287.2)
-
Step 800
800
#4D4A6F
oklch(42.8% 0.061 287.3)
-
Step 900
900
#403E5A
oklch(37.8% 0.047 287.2)
-
Step 950
950 (this color)
#302F40
oklch(31.4% 0.03 287.2)
#302F40 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) | #2B3141 | 0.010 |
| Deuteranopia (no green cones) | #2A3040 | 0.010 |
| Tritanopia (no blue cones) | #2D3235 | 0.026 |
| Achromatopsia (no color) | #313131 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #302F40
#302F40
oklch(31.4% 0.03 287.2)
- #333220
#333220
oklch(31.3% 0.03 105.3)
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 #302F40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.012
- Gunmetal #293241 ΔE 0.014
- Onyx #343A40 ΔE 0.038
- Dark Blue Grey #1F3B4D ΔE 0.043
- Prussian Blue #1D3557 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.049
- Midnight Green #073B4C ΔE 0.054
- Jet #212529 ΔE 0.057
Use #302F40 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.