#6C6FFB
Closest named color: Cornflower (#6A79F7). oklch(61.4% 0.204 277.6), rgb(108, 111, 251).
Aa
Black text reads best on this color (5.30:1).
About this color
#6C6FFB is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.204 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.025 away. Black text reads best on it, at 5.30:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.204) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.30:1 |
| White text | 3.95:1 |
Values
| HEX | #6C6FFB |
| RGB | rgb(108, 111, 251) |
| HSL | hsl(239, 95%, 70%) |
| OKLCH | oklch(61.4% 0.204 277.6) |
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 #6C6FFB | 3.95:1 | AA large text | Lc -72.1 | Content text, not long reading |
| Black text on #6C6FFB | 5.30:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #6C6FFB text on white | 3.95:1 | AA large text | Lc 66.6 | Content text, not long reading |
| #6C6FFB text on black | 5.30:1 | AA | Lc -35.1 | 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E9FE
oklch(93.7% 0.029 277.2)
-
Step 200
200
#D0D6FE
oklch(88.4% 0.055 278.5)
-
Step 300
300
#B1BBFF
oklch(80.9% 0.097 277.5)
-
Step 400
400
#8B95FF
oklch(70.8% 0.154 277.6)
-
Step 500
500 (this color)
#6C6FFB
oklch(61.4% 0.204 277.6)
-
Step 600
600
#5C58F0
oklch(55.7% 0.221 277.6)
-
Step 700
700
#4C46D1
oklch(49% 0.206 277.5)
-
Step 800
800
#3E3BA9
oklch(42.7% 0.171 277.6)
-
Step 900
900
#343486
oklch(37.7% 0.134 277.8)
-
Step 950
950
#1E204E
oklch(27.1% 0.083 277.4)
#6C6FFB 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) | #0086FF | 0.082 |
| Deuteranopia (no green cones) | #007AF8 | 0.077 |
| Tritanopia (no blue cones) | #0C90AA | 0.178 |
| Achromatopsia (no color) | #808080 | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C6FFB
#6C6FFB
oklch(61.4% 0.204 277.6)
- #9A8400
#9A8400
oklch(61.5% 0.127 97.4)
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 #6C6FFB, closest first.
No curated palette has a color within ΔE 0.04 of #6C6FFB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.025
- Medium Slate Blue #7B68EE ΔE 0.031
- Clear Blue #247AFD ΔE 0.067
- Neon Blue #4361EE ΔE 0.067
- Royal Blue #4169E1 ΔE 0.069
- Soft Blue #6488EA ΔE 0.069
- Periwinkle #8E82FE ΔE 0.070
- Purpley #8756E4 ΔE 0.071
Use #6C6FFB 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.