#612B78
Closest named color: Rebecca Purple (#663399). oklch(39.9% 0.133 314.4), rgb(97, 43, 120).
Aa
White text reads best on this color (9.88:1).
About this color
#612B78 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.133 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.057 away. White text reads best on it, at 9.88:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.12:1 |
| White text | 9.88:1 |
Values
| HEX | #612B78 |
| RGB | rgb(97, 43, 120) |
| HSL | hsl(282, 47%, 32%) |
| OKLCH | oklch(39.9% 0.133 314.4) |
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 #612B78 | 9.88:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #612B78 | 2.12:1 | Fails | Lc 11.5 | Not readable |
| #612B78 text on white | 9.88:1 | AAA | Lc 92.4 | Preferred for body text |
| #612B78 text on black | 2.12:1 | Fails | Lc -10.0 | 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 900.
-
Step 50
50
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F1E5F8
oklch(93.7% 0.028 313.4)
-
Step 200
200
#E7CFF3
oklch(88.5% 0.055 314.5)
-
Step 300
300
#D9ADEE
oklch(80.9% 0.101 314.6)
-
Step 400
400
#C57FE5
oklch(70.7% 0.16 314.5)
-
Step 500
500
#B559DD
oklch(63% 0.204 314.3)
-
Step 600
600
#A138CA
oklch(55.6% 0.222 314.6)
-
Step 700
700
#8A28AF
oklch(49.1% 0.207 314.6)
-
Step 800
800
#70248E
oklch(42.7% 0.171 314.4)
-
Step 900
900 (this color)
#612B78
oklch(39.9% 0.133 314.4)
-
Step 950
950
#351742
oklch(27% 0.083 314.5)
#612B78 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) | #10407A | 0.123 |
| Deuteranopia (no green cones) | #294476 | 0.107 |
| Tritanopia (no blue cones) | #5F394D | 0.088 |
| Achromatopsia (no color) | #434343 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #612B78
#612B78
oklch(39.9% 0.133 314.4)
- #2A5400
#2A5400
oklch(39.9% 0.115 134.4)
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 #612B78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.065
- Purple #800080 ΔE 0.075
- Grape Purple #5D1451 ΔE 0.075
- Rich Purple #720058 ΔE 0.078
- Blueberry #464196 ΔE 0.081
- Indigo #4B0082 ΔE 0.083
- Velvet #750851 ΔE 0.085
Use #612B78 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.