#615AAD
Closest named color: Iris (#6258C4). oklch(51.5% 0.128 284.8), rgb(97, 90, 173).
Aa
White text reads best on this color (5.87:1).
About this color
#615AAD is a medium-dark, moderately saturated purple. In OKLCH its lightness is 51%, its chroma 0.128 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.037 away. White text reads best on it, at 5.87:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.57:1 |
| White text | 5.87:1 |
Values
| HEX | #615AAD |
| RGB | rgb(97, 90, 173) |
| HSL | hsl(245, 34%, 52%) |
| OKLCH | oklch(51.5% 0.128 284.8) |
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 #615AAD | 5.87:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #615AAD | 3.57:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #615AAD text on white | 5.87:1 | AA | Lc 79.2 | Fine for body text |
| #615AAD text on black | 3.57:1 | AA large text | Lc -22.6 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D6D7F0
oklch(88.6% 0.034 283.9)
-
Step 300
300
#BCBCE8
oklch(81% 0.062 284.9)
-
Step 400
400
#9A98DC
oklch(70.7% 0.099 284.9)
-
Step 500
500
#827DD3
oklch(63.1% 0.127 284.8)
-
Step 600
600
#6C65C0
oklch(55.7% 0.138 284.5)
-
Step 700
700 (this color)
#615AAD
oklch(51.5% 0.128 284.8)
-
Step 800
800
#4A4486
oklch(42.6% 0.107 285.1)
-
Step 900
900
#3D3A6B
oklch(37.6% 0.082 284.5)
-
Step 950
950
#24223F
oklch(27% 0.053 285.4)
#615AAD 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) | #3867B0 | 0.057 |
| Deuteranopia (no green cones) | #3662AB | 0.056 |
| Tritanopia (no blue cones) | #496B7B | 0.109 |
| Achromatopsia (no color) | #646464 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #615AAD
#615AAD
oklch(51.5% 0.128 284.8)
- #716A00
#716A00
oklch(51.4% 0.109 105.1)
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 #615AAD, closest first.
No curated palette has a color within ΔE 0.04 of #615AAD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.037
- Slate Blue #6A5ACD ΔE 0.052
- French Blue #436BAD ΔE 0.056
- Light Indigo #6D5ACF ΔE 0.057
- Dark Periwinkle #665FD1 ΔE 0.057
- Dusky Blue #475F94 ΔE 0.058
- Twilight #4E518B ΔE 0.065
- Denim Blue #3B5B92 ΔE 0.069
Use #615AAD 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.