#301F3E
Closest named color: Oxford Blue (#1B263B). oklch(27.6% 0.059 308.2), rgb(48, 31, 62).
Aa
White text reads best on this color (15.09:1).
About this color
#301F3E is a dark, muted purple. In OKLCH its lightness is 28%, its chroma 0.059 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.043 away. White text reads best on it, at 15.09:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.39:1 |
| White text | 15.09:1 |
Values
| HEX | #301F3E |
| RGB | rgb(48, 31, 62) |
| HSL | hsl(273, 33%, 18%) |
| OKLCH | oklch(27.6% 0.059 308.2) |
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 #301F3E | 15.09:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #301F3E | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #301F3E text on white | 15.09:1 | AAA | Lc 101.9 | Preferred for body text |
| #301F3E text on black | 1.39:1 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E0D3ED
oklch(88.5% 0.038 308)
-
Step 300
300
#CDB5E4
oklch(80.9% 0.07 308)
-
Step 400
400
#B48DD6
oklch(70.7% 0.112 308.2)
-
Step 500
500
#A26FCB
oklch(63.1% 0.143 308.4)
-
Step 600
600
#8D55B8
oklch(55.6% 0.156 308.3)
-
Step 700
700
#78459F
oklch(49.2% 0.145 308.1)
-
Step 800
800
#613981
oklch(42.7% 0.121 307.7)
-
Step 900
900
#503267
oklch(37.8% 0.093 308.7)
-
Step 950
950 (this color)
#301F3E
oklch(27.6% 0.059 308.2)
#301F3E 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) | #18253F | 0.044 |
| Deuteranopia (no green cones) | #1C263D | 0.041 |
| Tritanopia (no blue cones) | #2E242B | 0.043 |
| Achromatopsia (no color) | #262626 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #301F3E
#301F3E
oklch(27.6% 0.059 308.2)
- #1F2D0A
#1F2D0A
oklch(27.5% 0.059 128.3)
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 #301F3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.043
- Dark #1B2431 ΔE 0.050
- Eggplant #380835 ΔE 0.055
- Jet #212529 ΔE 0.057
- Dark Purple #35063E ΔE 0.057
- Aubergine #3D0734 ΔE 0.058
- Gunmetal #293241 ΔE 0.060
Use #301F3E 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.