#612F9B
Closest named color: Rebecca Purple (#663399). oklch(43.1% 0.167 300.7), rgb(97, 47, 155).
Aa
White text reads best on this color (8.79:1).
About this color
#612F9B is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.167 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.014 away. White text reads best on it, at 8.79:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #612F9B |
| RGB | rgb(97, 47, 155) |
| HSL | hsl(268, 53%, 40%) |
| OKLCH | oklch(43.1% 0.167 300.7) |
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 #612F9B | 8.79:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #612F9B | 2.38:1 | Fails | Lc 14.5 | Not readable |
| #612F9B text on white | 8.79:1 | AAA | Lc 89.5 | Fine for body text |
| #612F9B text on black | 2.38:1 | Fails | Lc -12.8 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6FA
oklch(93.6% 0.028 301.7)
-
Step 200
200
#DFD2F8
oklch(88.6% 0.053 300.9)
-
Step 300
300
#CBB2F6
oklch(80.9% 0.098 301.1)
-
Step 400
400
#B187F2
oklch(70.7% 0.156 300.6)
-
Step 500
500
#9F64ED
oklch(63.1% 0.2 300.7)
-
Step 600
600
#8B46DB
oklch(55.6% 0.216 300.7)
-
Step 700
700
#7635BE
oklch(49% 0.202 300.7)
-
Step 800
800 (this color)
#612F9B
oklch(43.1% 0.167 300.7)
-
Step 900
900
#4E2B7A
oklch(37.7% 0.129 300.7)
-
Step 950
950
#2E1A48
oklch(27% 0.083 301.1)
#612F9B 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) | #004A9E | 0.119 |
| Deuteranopia (no green cones) | #004A99 | 0.120 |
| Tritanopia (no blue cones) | #544861 | 0.124 |
| Achromatopsia (no color) | #4A4A4A | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #612F9B
#612F9B
oklch(43.1% 0.167 300.7)
- #485800
#485800
oklch(43.1% 0.104 121)
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 #612F9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.014
- Dark Slate Blue #483D8B ΔE 0.058
- Blueberry #464196 ΔE 0.059
- Chrysanthemum #560BAD ΔE 0.060
- Grape #7209B7 ΔE 0.064
- Imperial Purple #480CA8 ΔE 0.076
- Blue With A Hint Of Purple #533CC6 ΔE 0.078
- Bluey Purple #6241C7 ΔE 0.079
Use #612F9B 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.