#6653A9
Closest named color: Iris (#6258C4). oklch(50.3% 0.133 291), rgb(102, 83, 169).
Aa
White text reads best on this color (6.22:1).
About this color
#6653A9 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.133 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.043 away. White text reads best on it, at 6.22:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.37:1 |
| White text | 6.22:1 |
Values
| HEX | #6653A9 |
| RGB | rgb(102, 83, 169) |
| HSL | hsl(253, 34%, 49%) |
| OKLCH | oklch(50.3% 0.133 291) |
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 #6653A9 | 6.22:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #6653A9 | 3.37:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #6653A9 text on white | 6.22:1 | AA | Lc 80.8 | Fine for body text |
| #6653A9 text on black | 3.37:1 | AA large text | Lc -21.0 | 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
#D9D6F0
oklch(88.6% 0.036 291)
-
Step 300
300
#C0BAE8
oklch(80.9% 0.065 290.9)
-
Step 400
400
#A195DC
oklch(70.7% 0.103 291.3)
-
Step 500
500
#8B79D2
oklch(63.1% 0.132 291.5)
-
Step 600
600
#7561BF
oklch(55.6% 0.142 290.9)
-
Step 700
700 (this color)
#6653A9
oklch(50.3% 0.133 291)
-
Step 800
800
#504186
oklch(42.6% 0.111 290.9)
-
Step 900
900
#42386B
oklch(37.7% 0.085 290.7)
-
Step 950
950
#27213F
oklch(27% 0.055 291.5)
#6653A9 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) | #3062AC | 0.074 |
| Deuteranopia (no green cones) | #335FA7 | 0.071 |
| Tritanopia (no blue cones) | #546476 | 0.108 |
| Achromatopsia (no color) | #616161 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6653A9
#6653A9
oklch(50.3% 0.133 291)
- #676900
#676900
oklch(50.2% 0.11 111.1)
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 #6653A9, closest first.
No curated palette has a color within ΔE 0.04 of #6653A9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.043
- Slate Blue #6A5ACD ΔE 0.058
- Light Indigo #6D5ACF ΔE 0.061
- Twilight #4E518B ΔE 0.062
- Bluey Purple #6241C7 ΔE 0.065
- Dark Periwinkle #665FD1 ΔE 0.066
- Dusky Blue #475F94 ΔE 0.066
- French Blue #436BAD ΔE 0.074
Use #6653A9 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.