#612F8D
Closest named color: Rebecca Purple (#663399). oklch(42% 0.151 305.2), rgb(97, 47, 141).
Aa
White text reads best on this color (9.13:1).
About this color
#612F8D is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.151 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 0.023 away. White text reads best on it, at 9.13:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.29:1 |
| White text | 9.13:1 |
Values
| HEX | #612F8D |
| RGB | rgb(97, 47, 141) |
| HSL | hsl(272, 50%, 37%) |
| OKLCH | oklch(42% 0.151 305.2) |
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 #612F8D | 9.13:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #612F8D | 2.29:1 | Fails | Lc 13.5 | Not readable |
| #612F8D text on white | 9.13:1 | AAA | Lc 90.5 | Preferred for body text |
| #612F8D text on black | 2.29:1 | Fails | Lc -11.8 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F8
oklch(93.6% 0.025 305.8)
-
Step 200
200
#E1D2F4
oklch(88.6% 0.049 305.3)
-
Step 300
300
#CEB2EF
oklch(80.8% 0.089 305.4)
-
Step 400
400
#B588E6
oklch(70.6% 0.141 305.1)
-
Step 500
500
#A467DF
oklch(63.2% 0.18 305.3)
-
Step 600
600
#8F4ACD
oklch(55.6% 0.197 305.1)
-
Step 700
700
#7A3AB1
oklch(49.1% 0.182 305.3)
-
Step 800
800 (this color)
#612F8D
oklch(42% 0.151 305.2)
-
Step 900
900
#512D72
oklch(37.8% 0.117 305.6)
-
Step 950
950
#2F1B43
oklch(27% 0.074 305)
#612F8D 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) | #004790 | 0.122 |
| Deuteranopia (no green cones) | #15488B | 0.115 |
| Tritanopia (no blue cones) | #59435A | 0.108 |
| Achromatopsia (no color) | #484848 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #612F8D
#612F8D
oklch(42% 0.151 305.2)
- #405600
#405600
oklch(41.9% 0.105 124.9)
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 #612F8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.023
- Dark Slate Blue #483D8B ΔE 0.053
- Blueberry #464196 ΔE 0.061
- Chrysanthemum #560BAD ΔE 0.075
- Purple #800080 ΔE 0.081
- Grape #7209B7 ΔE 0.082
- Indigo #4B0082 ΔE 0.086
- Imperial Purple #480CA8 ΔE 0.087
Use #612F8D 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.