#6355BE
Closest named color: Iris (#6258C4). oklch(51.8% 0.159 285.5), rgb(99, 85, 190).
Aa
White text reads best on this color (5.87:1).
About this color
#6355BE is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.159 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.011 away. White text reads best on it, at 5.87:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.57:1 |
| White text | 5.87:1 |
Values
| HEX | #6355BE |
| RGB | rgb(99, 85, 190) |
| HSL | hsl(248, 45%, 54%) |
| OKLCH | oklch(51.8% 0.159 285.5) |
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 #6355BE | 5.87:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #6355BE | 3.57:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #6355BE text on white | 5.87:1 | AA | Lc 79.1 | Fine for body text |
| #6355BE text on black | 3.57:1 | AA large text | Lc -22.7 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D6D6F5
oklch(88.6% 0.042 285.5)
-
Step 300
300
#BBBAF1
oklch(80.9% 0.077 285.4)
-
Step 400
400
#9A95EA
oklch(70.8% 0.123 285.5)
-
Step 500
500
#8278E3
oklch(63.1% 0.157 285.2)
-
Step 600
600
#6D5ED1
oklch(55.6% 0.171 285.3)
-
Step 700
700 (this color)
#6355BE
oklch(51.8% 0.159 285.5)
-
Step 800
800
#4B4092
oklch(42.8% 0.13 285.6)
-
Step 900
900
#3E3775
oklch(37.8% 0.103 285.5)
-
Step 950
950
#242144
oklch(27.1% 0.064 285.2)
#6355BE 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) | #1867C2 | 0.082 |
| Deuteranopia (no green cones) | #1361BC | 0.083 |
| Tritanopia (no blue cones) | #446C81 | 0.133 |
| Achromatopsia (no color) | #646464 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6355BE
#6355BE
oklch(51.8% 0.159 285.5)
- #726B00
#726B00
oklch(51.8% 0.11 105.1)
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 #6355BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.011
- Slate Blue #6A5ACD ΔE 0.028
- Light Indigo #6D5ACF ΔE 0.033
- Dark Periwinkle #665FD1 ΔE 0.037
- Bluey Purple #6241C7 ΔE 0.047
- Warm Blue #4B57DB ΔE 0.056
- Blue With A Hint Of Purple #533CC6 ΔE 0.065
- Blurple #5539CC ΔE 0.070
Use #6355BE 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.