#613FBF
Closest named color: Bluey Purple (#6241C7). oklch(48.2% 0.189 289.5), rgb(97, 63, 191).
Aa
White text reads best on this color (7.06:1).
About this color
#613FBF is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.189 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.013 away. White text reads best on it, at 7.06:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.189) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 2.97:1 |
| White text | 7.06:1 |
Values
| HEX | #613FBF |
| RGB | rgb(97, 63, 191) |
| HSL | hsl(256, 50%, 50%) |
| OKLCH | oklch(48.2% 0.189 289.5) |
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 #613FBF | 7.06:1 | AAA | Lc -88.9 | Fine for body text |
| Black text on #613FBF | 2.97:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #613FBF text on white | 7.06:1 | AAA | Lc 83.9 | Fine for body text |
| #613FBF text on black | 2.97:1 | Fails | Lc -18.1 | Dividers and decoration only |
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 700.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4F9
oklch(88.5% 0.051 290.3)
-
Step 300
300
#BFB7F8
oklch(80.9% 0.091 289.8)
-
Step 400
400
#9F8FF5
oklch(70.7% 0.146 289.3)
-
Step 500
500
#8A6FF1
oklch(63.1% 0.187 289.5)
-
Step 600
600
#7653E0
oklch(55.7% 0.204 289.5)
-
Step 700
700 (this color)
#613FBF
oklch(48.2% 0.189 289.5)
-
Step 800
800
#51379D
oklch(42.6% 0.158 289.8)
-
Step 900
900
#42317D
oklch(37.6% 0.123 289.4)
-
Step 950
950
#271E49
oklch(27.1% 0.077 289.9)
#613FBF 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) | #005BC3 | 0.102 |
| Deuteranopia (no green cones) | #0055BC | 0.100 |
| Tritanopia (no blue cones) | #415F7A | 0.153 |
| Achromatopsia (no color) | #585858 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613FBF
#613FBF
oklch(48.2% 0.189 289.5)
- #636200
#636200
oklch(48.1% 0.104 109.1)
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 #613FBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.013
- Blue With A Hint Of Purple #533CC6 ΔE 0.028
- Blurple #5539CC ΔE 0.033
- Purple Blue #5D21D0 ΔE 0.053
- Iris #6258C4 ΔE 0.056
- Burple #6832E3 ΔE 0.059
- Majorelle Blue #3F37C9 ΔE 0.062
- Purpley Blue #5F34E7 ΔE 0.064
Use #613FBF 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.