#5E307F
Closest named color: Rebecca Purple (#663399). oklch(40.7% 0.132 308.5), rgb(94, 48, 127).
Aa
White text reads best on this color (9.52:1).
About this color
#5E307F is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.132 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.045 away. White text reads best on it, at 9.52:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.20:1 |
| White text | 9.52:1 |
Values
| HEX | #5E307F |
| RGB | rgb(94, 48, 127) |
| HSL | hsl(275, 45%, 34%) |
| OKLCH | oklch(40.7% 0.132 308.5) |
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 #5E307F | 9.52:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #5E307F | 2.20:1 | Fails | Lc 12.3 | Not readable |
| #5E307F text on white | 9.52:1 | AAA | Lc 91.6 | Preferred for body text |
| #5E307F text on black | 2.20:1 | Fails | Lc -10.8 | 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 800.
-
Step 50
50
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F6
oklch(93.6% 0.023 308.2)
-
Step 200
200
#E1D2EF
oklch(88.5% 0.042 308.6)
-
Step 300
300
#CFB4E7
oklch(81% 0.076 308.7)
-
Step 400
400
#B68BDB
oklch(70.7% 0.122 308.2)
-
Step 500
500
#A56BD1
oklch(63.1% 0.158 308.8)
-
Step 600
600
#9050BE
oklch(55.6% 0.172 308.7)
-
Step 700
700
#7A40A4
oklch(49% 0.159 308.4)
-
Step 800
800 (this color)
#5E307F
oklch(40.7% 0.132 308.5)
-
Step 900
900
#51306B
oklch(37.8% 0.103 308.1)
-
Step 950
950
#2F1C3E
oklch(26.8% 0.065 308.4)
#5E307F 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) | #0F4482 | 0.113 |
| Deuteranopia (no green cones) | #25467D | 0.100 |
| Tritanopia (no blue cones) | #593F53 | 0.092 |
| Achromatopsia (no color) | #454545 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E307F
#5E307F
oklch(40.7% 0.132 308.5)
- #385400
#385400
oklch(40.8% 0.107 128.4)
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 #5E307F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.045
- Dark Slate Blue #483D8B ΔE 0.051
- Blueberry #464196 ΔE 0.065
- Purple #800080 ΔE 0.084
- Twilight #4E518B ΔE 0.085
- Indigo #4B0082 ΔE 0.085
- Grape Purple #5D1451 ΔE 0.090
- Royal Purple #4B006E ΔE 0.093
Use #5E307F 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.