#6958CD
Closest named color: Slate Blue (#6A5ACD). oklch(53.9% 0.174 285.6), rgb(105, 88, 205).
Aa
White text reads best on this color (5.41:1).
About this color
#6958CD is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.174 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Blue (#6A5ACD), ΔE 0.005 away. White text reads best on it, at 5.41:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.174) |
| Temperature | cool |
| Nearest name | Slate Blue (#6A5ACD) |
| Black text | 3.87:1 |
| White text | 5.41:1 |
Values
| HEX | #6958CD |
| RGB | rgb(105, 88, 205) |
| HSL | hsl(249, 54%, 57%) |
| OKLCH | oklch(53.9% 0.174 285.6) |
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 #6958CD | 5.41:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #6958CD | 3.87:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #6958CD text on white | 5.41:1 | AA | Lc 76.7 | Fine for body text |
| #6958CD text on black | 3.87:1 | AA large text | Lc -25.1 | 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 600.
-
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
#BBBAF2
oklch(80.9% 0.079 285.3)
-
Step 400
400
#9A94EB
oklch(70.7% 0.126 285.9)
-
Step 500
500
#8377E5
oklch(63.1% 0.161 285.8)
-
Step 600
600 (this color)
#6958CD
oklch(53.9% 0.174 285.6)
-
Step 700
700
#5C4CB7
oklch(49.2% 0.162 285.6)
-
Step 800
800
#4B3F94
oklch(42.7% 0.134 285.7)
-
Step 900
900
#3E3676
oklch(37.6% 0.106 285.8)
-
Step 950
950
#242045
oklch(26.9% 0.067 285.9)
#6958CD 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) | #006DD1 | 0.094 |
| Deuteranopia (no green cones) | #0066CB | 0.092 |
| Tritanopia (no blue cones) | #46738A | 0.147 |
| Achromatopsia (no color) | #6A6A6A | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6958CD
#6958CD
oklch(53.9% 0.174 285.6)
- #787200
#787200
oklch(54% 0.115 106)
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 #6958CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Blue #6A5ACD ΔE 0.005
- Light Indigo #6D5ACF ΔE 0.009
- Dark Periwinkle #665FD1 ΔE 0.017
- Iris #6258C4 ΔE 0.018
- Warm Blue #4B57DB ΔE 0.049
- Bluey Purple #6241C7 ΔE 0.053
- Purpley #8756E4 ΔE 0.060
- Royal Blue #4169E1 ΔE 0.065
Use #6958CD 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.