#612A91
Closest named color: Rebecca Purple (#663399). oklch(41.6% 0.162 304.7), rgb(97, 42, 145).
Aa
White text reads best on this color (9.34:1).
About this color
#612A91 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.162 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.024 away. White text reads best on it, at 9.34:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.24:1 |
| White text | 9.34:1 |
Values
| HEX | #612A91 |
| RGB | rgb(97, 42, 145) |
| HSL | hsl(272, 55%, 37%) |
| OKLCH | oklch(41.6% 0.162 304.7) |
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 #612A91 | 9.34:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #612A91 | 2.24:1 | Fails | Lc 13.1 | Not readable |
| #612A91 text on white | 9.34:1 | AAA | Lc 90.9 | Preferred for body text |
| #612A91 text on black | 2.24:1 | 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
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EEE6F9
oklch(93.7% 0.027 304.8)
-
Step 200
200
#E1D1F6
oklch(88.5% 0.053 304.9)
-
Step 300
300
#CEB1F2
oklch(80.8% 0.095 304.7)
-
Step 400
400
#B686EC
oklch(70.7% 0.152 304.5)
-
Step 500
500
#A563E6
oklch(63.1% 0.194 304.7)
-
Step 600
600
#9145D4
oklch(55.7% 0.211 304.8)
-
Step 700
700
#7B35B7
oklch(49.1% 0.195 304.7)
-
Step 800
800 (this color)
#612A91
oklch(41.6% 0.162 304.7)
-
Step 900
900
#512A76
oklch(37.6% 0.127 304.6)
-
Step 950
950
#301A45
oklch(27.1% 0.079 305.3)
#612A91 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) | #004594 | 0.125 |
| Deuteranopia (no green cones) | #00478F | 0.127 |
| Tritanopia (no blue cones) | #58425A | 0.118 |
| Achromatopsia (no color) | #474747 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #612A91
#612A91
oklch(41.6% 0.162 304.7)
- #405500
#405500
oklch(41.7% 0.104 124.4)
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 #612A91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.024
- Dark Slate Blue #483D8B ΔE 0.059
- Chrysanthemum #560BAD ΔE 0.064
- Blueberry #464196 ΔE 0.066
- Grape #7209B7 ΔE 0.073
- Imperial Purple #480CA8 ΔE 0.078
- Purple #800080 ΔE 0.079
- Indigo #4B0082 ΔE 0.080
Use #612A91 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.