#6B75DE
Closest named color: Cornflower (#6A79F7). oklch(60.5% 0.158 276.5), rgb(107, 117, 222).
Aa
Black text reads best on this color (5.22:1).
About this color
#6B75DE is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.158 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.038 away. Black text reads best on it, at 5.22:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.158) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.22:1 |
| White text | 4.01:1 |
Values
| HEX | #6B75DE |
| RGB | rgb(107, 117, 222) |
| HSL | hsl(235, 64%, 65%) |
| OKLCH | oklch(60.5% 0.158 276.5) |
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 #6B75DE | 4.01:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #6B75DE | 5.22:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #6B75DE text on white | 4.01:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #6B75DE text on black | 5.22:1 | AA | Lc -34.4 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D1D7F6
oklch(88.4% 0.043 276.8)
-
Step 300
300
#B3BDF3
oklch(80.9% 0.077 276.4)
-
Step 400
400
#8D99ED
oklch(70.8% 0.123 276.6)
-
Step 500
500 (this color)
#6B75DE
oklch(60.5% 0.158 276.5)
-
Step 600
600
#5C64D5
oklch(55.7% 0.171 276.3)
-
Step 700
700
#4C52B9
oklch(49.2% 0.16 276.3)
-
Step 800
800
#3E4495
oklch(42.7% 0.131 276.2)
-
Step 900
900
#353A77
oklch(37.8% 0.103 276.8)
-
Step 950
950
#1F2246
oklch(27% 0.066 277.4)
#6B75DE 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) | #4584E2 | 0.051 |
| Deuteranopia (no green cones) | #397ADC | 0.053 |
| Tritanopia (no blue cones) | #398C9F | 0.138 |
| Achromatopsia (no color) | #7F7F7F | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B75DE
#6B75DE
oklch(60.5% 0.158 276.5)
- #988100
#988100
oklch(60.6% 0.125 96.5)
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 #6B75DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.038
- Medium Slate Blue #7B68EE ΔE 0.045
- Soft Blue #6488EA ΔE 0.049
- Dark Periwinkle #665FD1 ΔE 0.057
- Medium Purple #9370DB ΔE 0.059
- Royal Blue #4169E1 ΔE 0.063
- Light Indigo #6D5ACF ΔE 0.067
- Slate Blue #6A5ACD ΔE 0.068
Use #6B75DE 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.