#613C69
Closest named color: Brownish Purple (#76424E). oklch(41.8% 0.085 320.3), rgb(97, 60, 105).
Aa
White text reads best on this color (8.90:1).
About this color
#613C69 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.085 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.068 away. White text reads best on it, at 8.90:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.35:1 |
| White text | 8.90:1 |
Values
| HEX | #613C69 |
| RGB | rgb(97, 60, 105) |
| HSL | hsl(289, 27%, 32%) |
| OKLCH | oklch(41.8% 0.085 320.3) |
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 #613C69 | 8.90:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #613C69 | 2.35:1 | Fails | Lc 13.7 | Not readable |
| #613C69 text on white | 8.90:1 | AAA | Lc 90.2 | Preferred for body text |
| #613C69 text on black | 2.35:1 | Fails | Lc -12.0 | 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 800.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7F0
oklch(93.6% 0.014 318.7)
-
Step 200
200
#E2D4E5
oklch(88.6% 0.027 320.3)
-
Step 300
300
#D0B7D5
oklch(81% 0.05 320.6)
-
Step 400
400
#B791C0
oklch(70.8% 0.079 319.8)
-
Step 500
500
#A575B0
oklch(63.2% 0.102 320)
-
Step 600
600
#905C9B
oklch(55.5% 0.111 320.4)
-
Step 700
700
#7A4C84
oklch(49.1% 0.102 320.3)
-
Step 800
800 (this color)
#613C69
oklch(41.8% 0.085 320.3)
-
Step 900
900
#513557
oklch(37.6% 0.067 320.4)
-
Step 950
950
#301F33
oklch(26.9% 0.043 321.4)
#613C69 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) | #36476B | 0.075 |
| Deuteranopia (no green cones) | #404B68 | 0.067 |
| Tritanopia (no blue cones) | #62414D | 0.054 |
| Achromatopsia (no color) | #4A4A4A | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613C69
#613C69
oklch(41.8% 0.085 320.3)
- #315829
#315829
oklch(41.9% 0.086 140.3)
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 #613C69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.068
- Purple Brown #673A3F ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.073
- Dusk #4E5481 ΔE 0.073
- Dusty Grape #545775 ΔE 0.075
- Twilight #4E518B ΔE 0.075
- Rebecca Purple #663399 ΔE 0.086
- Blueberry #464196 ΔE 0.087
Use #613C69 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.