#745CB3
Closest named color: Iris (#6258C4). oklch(53.9% 0.133 294.2), rgb(116, 92, 179).
Aa
White text reads best on this color (5.35:1).
About this color
#745CB3 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 54%, its chroma 0.133 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.042 away. White text reads best on it, at 5.35:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.92:1 |
| White text | 5.35:1 |
Values
| HEX | #745CB3 |
| RGB | rgb(116, 92, 179) |
| HSL | hsl(257, 36%, 53%) |
| OKLCH | oklch(53.9% 0.133 294.2) |
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 #745CB3 | 5.35:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #745CB3 | 3.92:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #745CB3 text on white | 5.35:1 | AA | Lc 76.5 | Fine for body text |
| #745CB3 text on black | 3.92:1 | AA large text | Lc -25.3 | 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
#F5F4FA
oklch(97% 0.008 293.9)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#DAD5EE
oklch(88.5% 0.034 294.9)
-
Step 300
300
#C2BAE4
oklch(80.9% 0.059 293.8)
-
Step 400
400
#A495D7
oklch(70.7% 0.096 294.2)
-
Step 500
500
#8E79CC
oklch(63% 0.123 294.2)
-
Step 600
600 (this color)
#745CB3
oklch(53.9% 0.133 294.2)
-
Step 700
700
#66509F
oklch(49.1% 0.123 294.2)
-
Step 800
800
#534281
oklch(42.8% 0.102 294.1)
-
Step 900
900
#443867
oklch(37.6% 0.079 294)
-
Step 950
950
#28213D
oklch(27% 0.052 294.2)
#745CB3 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) | #3D6CB6 | 0.079 |
| Deuteranopia (no green cones) | #4169B1 | 0.074 |
| Tritanopia (no blue cones) | #656D7F | 0.108 |
| Achromatopsia (no color) | #6B6B6B | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #745CB3
#745CB3
oklch(53.9% 0.133 294.2)
- #6E7500
#6E7500
oklch(53.8% 0.121 113.9)
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 #745CB3, closest first.
No curated palette has a color within ΔE 0.04 of #745CB3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.042
- Deep Lavender #8D5EB7 ΔE 0.044
- Slate Blue #6A5ACD ΔE 0.045
- Light Indigo #6D5ACF ΔE 0.046
- Dark Periwinkle #665FD1 ΔE 0.051
- Dark Lavender #856798 ΔE 0.065
- Amethyst #9B5FC0 ΔE 0.071
- Muted Purple #805B87 ΔE 0.072
Use #745CB3 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.