#745FBF
Closest named color: Slate Blue (#6A5ACD). oklch(55.2% 0.145 291), rgb(116, 95, 191).
Aa
White text reads best on this color (5.08:1).
About this color
#745FBF is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.145 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Blue (#6A5ACD), ΔE 0.031 away. White text reads best on it, at 5.08:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Slate Blue (#6A5ACD) |
| Black text | 4.13:1 |
| White text | 5.08:1 |
Values
| HEX | #745FBF |
| RGB | rgb(116, 95, 191) |
| HSL | hsl(253, 43%, 56%) |
| OKLCH | oklch(55.2% 0.145 291) |
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 #745FBF | 5.08:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #745FBF | 4.13:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #745FBF text on white | 5.08:1 | AA | Lc 74.9 | Content text, not long reading |
| #745FBF text on black | 4.13:1 | AA large text | Lc -26.8 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D9D5F0
oklch(88.4% 0.037 292.4)
-
Step 300
300
#C0BAE8
oklch(80.9% 0.065 290.9)
-
Step 400
400
#A195DD
oklch(70.8% 0.104 291.1)
-
Step 500
500
#8A79D3
oklch(63% 0.133 290.8)
-
Step 600
600 (this color)
#745FBF
oklch(55.2% 0.145 291)
-
Step 700
700
#634FA6
oklch(49.1% 0.135 291.2)
-
Step 800
800
#504187
oklch(42.7% 0.113 290.7)
-
Step 900
900
#42386C
oklch(37.7% 0.087 290.5)
-
Step 950
950
#27213F
oklch(27% 0.055 291.5)
#745FBF 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) | #3970C2 | 0.080 |
| Deuteranopia (no green cones) | #3B6CBD | 0.077 |
| Tritanopia (no blue cones) | #607286 | 0.118 |
| Achromatopsia (no color) | #6E6E6E | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #745FBF
#745FBF
oklch(55.2% 0.145 291)
- #767800
#767800
oklch(55.3% 0.121 110.9)
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 #745FBF, closest first.
No curated palette has a color within ΔE 0.04 of #745FBF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Blue #6A5ACD ΔE 0.031
- Light Indigo #6D5ACF ΔE 0.032
- Dark Periwinkle #665FD1 ΔE 0.035
- Iris #6258C4 ΔE 0.036
- Deep Lavender #8D5EB7 ΔE 0.044
- Amethyst #9B5FC0 ΔE 0.066
- Purpley #8756E4 ΔE 0.068
- Deep Lilac #966EBD ΔE 0.072
Use #745FBF 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.