#6455AD
Closest named color: Iris (#6258C4). oklch(50.8% 0.135 288.5), rgb(100, 85, 173).
Aa
White text reads best on this color (6.09:1).
About this color
#6455AD is a medium-dark, moderately saturated purple. In OKLCH its lightness is 51%, its chroma 0.135 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.036 away. White text reads best on it, at 6.09:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.44:1 |
| White text | 6.09:1 |
Values
| HEX | #6455AD |
| RGB | rgb(100, 85, 173) |
| HSL | hsl(250, 35%, 51%) |
| OKLCH | oklch(50.8% 0.135 288.5) |
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 #6455AD | 6.09:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #6455AD | 3.44:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #6455AD text on white | 6.09:1 | AA | Lc 80.2 | Fine for body text |
| #6455AD text on black | 3.44:1 | AA large text | Lc -21.6 | 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
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D7D6F0
oklch(88.5% 0.036 287.4)
-
Step 300
300
#BEBAE9
oklch(80.8% 0.066 288.7)
-
Step 400
400
#9E96DE
oklch(70.8% 0.104 288.5)
-
Step 500
500
#877AD5
oklch(63.1% 0.134 288.5)
-
Step 600
600
#7261C2
oklch(55.5% 0.146 288.8)
-
Step 700
700 (this color)
#6455AD
oklch(50.8% 0.135 288.5)
-
Step 800
800
#4E4288
oklch(42.7% 0.112 288.6)
-
Step 900
900
#40386D
oklch(37.6% 0.088 288.3)
-
Step 950
950
#262140
oklch(27% 0.057 289.5)
#6455AD 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) | #3064B0 | 0.070 |
| Deuteranopia (no green cones) | #3060AB | 0.069 |
| Tritanopia (no blue cones) | #4F6779 | 0.112 |
| Achromatopsia (no color) | #626262 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6455AD
#6455AD
oklch(50.8% 0.135 288.5)
- #6B6900
#6B6900
oklch(50.6% 0.109 108.4)
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 #6455AD, closest first.
No curated palette has a color within ΔE 0.04 of #6455AD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.036
- Slate Blue #6A5ACD ΔE 0.051
- Light Indigo #6D5ACF ΔE 0.056
- Dark Periwinkle #665FD1 ΔE 0.059
- Bluey Purple #6241C7 ΔE 0.063
- Twilight #4E518B ΔE 0.066
- Dusky Blue #475F94 ΔE 0.066
- French Blue #436BAD ΔE 0.069
Use #6455AD 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.