#612D8B
Closest named color: Rebecca Purple (#663399). oklch(41.6% 0.151 306.3), rgb(97, 45, 139).
Aa
White text reads best on this color (9.30:1).
About this color
#612D8B is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.151 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.027 away. White text reads best on it, at 9.30:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #612D8B |
| RGB | rgb(97, 45, 139) |
| HSL | hsl(273, 51%, 36%) |
| OKLCH | oklch(41.6% 0.151 306.3) |
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 #612D8B | 9.30:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #612D8B | 2.25:1 | Fails | Lc 13.1 | Not readable |
| #612D8B text on white | 9.30:1 | AAA | Lc 90.9 | Preferred for body text |
| #612D8B text on black | 2.25:1 | Fails | Lc -11.4 | 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 800.
-
Step 50
50
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F8
oklch(93.6% 0.025 305.8)
-
Step 200
200
#E1D1F3
oklch(88.4% 0.049 306.6)
-
Step 300
300
#CFB2EE
oklch(80.9% 0.088 306.5)
-
Step 400
400
#B787E6
oklch(70.6% 0.143 306.4)
-
Step 500
500
#A566DE
oklch(63.1% 0.181 306.1)
-
Step 600
600
#9149CC
oklch(55.6% 0.197 306.3)
-
Step 700
700
#7B39B0
oklch(49% 0.183 306.2)
-
Step 800
800 (this color)
#612D8B
oklch(41.6% 0.151 306.3)
-
Step 900
900
#522C72
oklch(37.7% 0.119 306.6)
-
Step 950
950
#301B43
oklch(27.1% 0.075 306.3)
#612D8B 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) | #00458E | 0.124 |
| Deuteranopia (no green cones) | #154789 | 0.117 |
| Tritanopia (no blue cones) | #5A4158 | 0.108 |
| Achromatopsia (no color) | #474747 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #612D8B
#612D8B
oklch(41.6% 0.151 306.3)
- #3D5500
#3D5500
oklch(41.4% 0.106 126.1)
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 #612D8B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.027
- Dark Slate Blue #483D8B ΔE 0.055
- Blueberry #464196 ΔE 0.064
- Chrysanthemum #560BAD ΔE 0.075
- Purple #800080 ΔE 0.078
- Indigo #4B0082 ΔE 0.083
- Grape #7209B7 ΔE 0.083
- Imperial Purple #480CA8 ΔE 0.087
Use #612D8B 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.