#6B73DF
Closest named color: Cornflower (#6A79F7). oklch(60.2% 0.162 277.2), rgb(107, 115, 223).
Aa
Black text reads best on this color (5.14:1).
About this color
#6B73DF is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.162 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.037 away. Black text reads best on it, at 5.14:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.14:1 |
| White text | 4.08:1 |
Values
| HEX | #6B73DF |
| RGB | rgb(107, 115, 223) |
| HSL | hsl(236, 64%, 65%) |
| OKLCH | oklch(60.2% 0.162 277.2) |
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 #6B73DF | 4.08:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #6B73DF | 5.14:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #6B73DF text on white | 4.08:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #6B73DF text on black | 5.14:1 | AA | Lc -33.9 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D1D7F7
oklch(88.5% 0.044 277.1)
-
Step 300
300
#B3BCF4
oklch(80.8% 0.08 277.4)
-
Step 400
400
#8D98EE
oklch(70.6% 0.126 277.1)
-
Step 500
500 (this color)
#6B73DF
oklch(60.2% 0.162 277.2)
-
Step 600
600
#5D62D7
oklch(55.5% 0.176 277.2)
-
Step 700
700
#4D51BB
oklch(49.2% 0.164 276.9)
-
Step 800
800
#3F4397
oklch(42.8% 0.135 277)
-
Step 900
900
#353978
oklch(37.6% 0.106 277.3)
-
Step 950
950
#1F2246
oklch(27% 0.066 277.4)
#6B73DF 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) | #4082E3 | 0.054 |
| Deuteranopia (no green cones) | #3379DD | 0.058 |
| Tritanopia (no blue cones) | #388B9E | 0.143 |
| Achromatopsia (no color) | #7E7E7E | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B73DF
#6B73DF
oklch(60.2% 0.162 277.2)
- #968000
#968000
oklch(60.2% 0.124 97)
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 #6B73DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.037
- Medium Slate Blue #7B68EE ΔE 0.041
- Dark Periwinkle #665FD1 ΔE 0.053
- Soft Blue #6488EA ΔE 0.053
- Medium Purple #9370DB ΔE 0.060
- Royal Blue #4169E1 ΔE 0.060
- Light Indigo #6D5ACF ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.064
Use #6B73DF 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.