#6D72DB
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.9% 0.157 278.5), rgb(109, 114, 219).
Aa
Black text reads best on this color (5.08:1).
About this color
#6D72DB is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.157 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.043 away. Black text reads best on it, at 5.08:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #6D72DB |
| RGB | rgb(109, 114, 219) |
| HSL | hsl(237, 60%, 64%) |
| OKLCH | oklch(59.9% 0.157 278.5) |
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 #6D72DB | 4.13:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #6D72DB | 5.08:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #6D72DB text on white | 4.13:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #6D72DB text on black | 5.08:1 | AA | Lc -33.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F6
oklch(88.5% 0.043 278.2)
-
Step 300
300
#B5BCF2
oklch(80.9% 0.077 278.8)
-
Step 400
400
#9098EC
oklch(70.7% 0.123 278.6)
-
Step 500
500 (this color)
#6D72DB
oklch(59.9% 0.157 278.5)
-
Step 600
600
#6062D4
oklch(55.5% 0.171 278.5)
-
Step 700
700
#5051B8
oklch(49.2% 0.159 278.4)
-
Step 800
800
#414395
oklch(42.8% 0.132 278.2)
-
Step 900
900
#373976
oklch(37.6% 0.102 278.9)
-
Step 950
950
#202245
oklch(27% 0.064 278.7)
#6D72DB 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) | #4281DF | 0.056 |
| Deuteranopia (no green cones) | #3879D9 | 0.058 |
| Tritanopia (no blue cones) | #41899C | 0.137 |
| Achromatopsia (no color) | #7D7D7D | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D72DB
#6D72DB
oklch(59.9% 0.157 278.5)
- #938000
#938000
oklch(59.9% 0.124 98.8)
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 #6D72DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.043
- Cornflower #6A79F7 ΔE 0.043
- Dark Periwinkle #665FD1 ΔE 0.050
- Soft Blue #6488EA ΔE 0.057
- Medium Purple #9370DB ΔE 0.057
- Light Indigo #6D5ACF ΔE 0.059
- Slate Blue #6A5ACD ΔE 0.061
- Royal Blue #4169E1 ΔE 0.062
Use #6D72DB 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.