#6B83DC
Closest named color: Soft Blue (#6488EA). oklch(63.2% 0.137 270.7), rgb(107, 131, 220).
Aa
Black text reads best on this color (5.90:1).
About this color
#6B83DC is a medium-light, moderately saturated blue. In OKLCH its lightness is 63%, its chroma 0.137 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.023 away. Black text reads best on it, at 5.90:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.90:1 |
| White text | 3.55:1 |
Values
| HEX | #6B83DC |
| RGB | rgb(107, 131, 220) |
| HSL | hsl(227, 62%, 64%) |
| OKLCH | oklch(63.2% 0.137 270.7) |
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 #6B83DC | 3.55:1 | AA large text | Lc -68.5 | Content text, not long reading |
| Black text on #6B83DC | 5.90:1 | AA | Lc 41.1 | Non-text elements, placeholder text |
| #6B83DC text on white | 3.55:1 | AA large text | Lc 63.0 | Content text, not long reading |
| #6B83DC text on black | 5.90:1 | AA | Lc -38.7 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5EAF7
oklch(93.7% 0.018 269.1)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B0BFED
oklch(80.9% 0.067 270.7)
-
Step 400
400
#879DE4
oklch(70.7% 0.107 270.3)
-
Step 500
500 (this color)
#6B83DC
oklch(63.2% 0.137 270.7)
-
Step 600
600
#546AC9
oklch(55.5% 0.149 271)
-
Step 700
700
#4458AE
oklch(49% 0.138 270.7)
-
Step 800
800
#38498D
oklch(42.8% 0.114 270.4)
-
Step 900
900
#303D71
oklch(37.6% 0.09 271)
-
Step 950
950
#1C2442
oklch(26.9% 0.057 270.9)
#6B83DC 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) | #5F8DDF | 0.027 |
| Deuteranopia (no green cones) | #5383DA | 0.028 |
| Tritanopia (no blue cones) | #3896A5 | 0.122 |
| Achromatopsia (no color) | #888888 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B83DC
#6B83DC
oklch(63.2% 0.137 270.7)
- #A78500
#A78500
oklch(63.1% 0.129 90.6)
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 #6B83DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.023
- Dark Sky Blue #448EE4 ΔE 0.044
- Cornflower Blue #6495ED ΔE 0.049
- Cornflower #6A79F7 ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.056
- Perrywinkle #8F8CE7 ΔE 0.058
- Faded Blue #658CBB ΔE 0.062
- Lavender Blue #8B88F8 ΔE 0.062
Use #6B83DC 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.