#6358B1
Closest named color: Iris (#6258C4). oklch(51.5% 0.136 286.2), rgb(99, 88, 177).
Aa
White text reads best on this color (5.89:1).
About this color
#6358B1 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 52%, its chroma 0.136 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.030 away. White text reads best on it, at 5.89:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.56:1 |
| White text | 5.89:1 |
Values
| HEX | #6358B1 |
| RGB | rgb(99, 88, 177) |
| HSL | hsl(247, 36%, 52%) |
| OKLCH | oklch(51.5% 0.136 286.2) |
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 #6358B1 | 5.89:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #6358B1 | 3.56:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #6358B1 text on white | 5.89:1 | AA | Lc 79.3 | Fine for body text |
| #6358B1 text on black | 3.56:1 | AA large text | Lc -22.5 | 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
#D6D6F1
oklch(88.4% 0.037 285.6)
-
Step 300
300
#BCBBEA
oklch(80.9% 0.066 285.8)
-
Step 400
400
#9B97E0
oklch(70.8% 0.106 285.9)
-
Step 500
500
#847BD7
oklch(63.1% 0.136 286.3)
-
Step 600
600
#6E62C4
oklch(55.5% 0.147 286.1)
-
Step 700
700 (this color)
#6358B1
oklch(51.5% 0.136 286.2)
-
Step 800
800
#4B4389
oklch(42.7% 0.112 285.8)
-
Step 900
900
#3F396E
oklch(37.8% 0.088 286.5)
-
Step 950
950
#242240
oklch(27% 0.055 285.1)
#6358B1 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) | #3267B4 | 0.066 |
| Deuteranopia (no green cones) | #3062AF | 0.065 |
| Tritanopia (no blue cones) | #4B6B7C | 0.116 |
| Achromatopsia (no color) | #646464 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6358B1
#6358B1
oklch(51.5% 0.136 286.2)
- #706B00
#706B00
oklch(51.6% 0.11 106.5)
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 #6358B1, closest first.
No curated palette has a color within ΔE 0.04 of #6358B1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.030
- Slate Blue #6A5ACD ΔE 0.045
- Light Indigo #6D5ACF ΔE 0.049
- Dark Periwinkle #665FD1 ΔE 0.051
- French Blue #436BAD ΔE 0.063
- Bluey Purple #6241C7 ΔE 0.065
- Dusky Blue #475F94 ΔE 0.066
- Twilight #4E518B ΔE 0.071
Use #6358B1 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.