#6D78FB
Closest named color: Cornflower (#6A79F7). oklch(63.1% 0.193 275.8), rgb(109, 120, 251).
Aa
Black text reads best on this color (5.72:1).
About this color
#6D78FB is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.193 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.008 away. Black text reads best on it, at 5.72:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.193) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.72:1 |
| White text | 3.66:1 |
Values
| HEX | #6D78FB |
| RGB | rgb(109, 120, 251) |
| HSL | hsl(235, 95%, 71%) |
| OKLCH | oklch(63.1% 0.193 275.8) |
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 #6D78FB | 3.66:1 | AA large text | Lc -69.4 | Content text, not long reading |
| Black text on #6D78FB | 5.72:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #6D78FB text on white | 3.66:1 | AA large text | Lc 63.9 | Content text, not long reading |
| #6D78FB text on black | 5.72:1 | AA | Lc -37.8 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CFD7FC
oklch(88.5% 0.052 275.7)
-
Step 300
300
#AFBCFE
oklch(80.9% 0.095 275.5)
-
Step 400
400
#8896FD
oklch(70.7% 0.151 276)
-
Step 500
500 (this color)
#6D78FB
oklch(63.1% 0.193 275.8)
-
Step 600
600
#585CEA
oklch(55.6% 0.21 275.9)
-
Step 700
700
#494BCC
oklch(49.2% 0.195 275.9)
-
Step 800
800
#3B3EA5
oklch(42.7% 0.162 275.8)
-
Step 900
900
#323782
oklch(37.8% 0.124 275.8)
-
Step 950
950
#1D214C
oklch(27.1% 0.078 275.8)
#6D78FB 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) | #2A8CFF | 0.069 |
| Deuteranopia (no green cones) | #0080F8 | 0.074 |
| Tritanopia (no blue cones) | #1096AE | 0.169 |
| Achromatopsia (no color) | #868686 | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D78FB
#6D78FB
oklch(63.1% 0.193 275.8)
- #A18800
#A18800
oklch(63.1% 0.13 96)
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 #6D78FB, closest first.
No curated palette has a color within ΔE 0.04 of #6D78FB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.008
- Medium Slate Blue #7B68EE ΔE 0.042
- Soft Blue #6488EA ΔE 0.050
- Periwinkle #8E82FE ΔE 0.055
- Lavender Blue #8B88F8 ΔE 0.061
- Clear Blue #247AFD ΔE 0.066
- Medium Purple #9370DB ΔE 0.072
- Dodger Blue #1E90FF ΔE 0.078
Use #6D78FB 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.