#6787DC
Closest named color: Soft Blue (#6488EA). oklch(63.8% 0.133 267), rgb(103, 135, 220).
Aa
Black text reads best on this color (6.07:1).
About this color
#6787DC is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.133 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.021 away. Black text reads best on it, at 6.07:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.07:1 |
| White text | 3.45:1 |
Values
| HEX | #6787DC |
| RGB | rgb(103, 135, 220) |
| HSL | hsl(224, 63%, 63%) |
| OKLCH | oklch(63.8% 0.133 267) |
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 #6787DC | 3.45:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #6787DC | 6.07:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #6787DC text on white | 3.45:1 | AA large text | Lc 61.9 | Content text, not long reading |
| #6787DC text on black | 6.07:1 | AA | Lc -39.7 | 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
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F2
oklch(88.5% 0.036 266.7)
-
Step 300
300
#AEC0EC
oklch(80.9% 0.066 267.5)
-
Step 400
400
#839EE2
oklch(70.6% 0.105 267.1)
-
Step 500
500 (this color)
#6787DC
oklch(63.8% 0.133 267)
-
Step 600
600
#4D6DC7
oklch(55.6% 0.144 267)
-
Step 700
700
#3E5BAC
oklch(49.2% 0.134 266.7)
-
Step 800
800
#334A8B
oklch(42.6% 0.111 267)
-
Step 900
900
#2D3F6F
oklch(37.8% 0.085 266.8)
-
Step 950
950
#1A2541
oklch(27% 0.055 266.6)
#6787DC 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) | #6590DF | 0.023 |
| Deuteranopia (no green cones) | #5785DA | 0.020 |
| Tritanopia (no blue cones) | #2B99A7 | 0.119 |
| Achromatopsia (no color) | #8A8A8A | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6787DC
#6787DC
oklch(63.8% 0.133 267)
- #AD8500
#AD8500
oklch(63.7% 0.13 87.3)
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 #6787DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.021
- Dark Sky Blue #448EE4 ΔE 0.036
- Cornflower Blue #6495ED ΔE 0.040
- Chefchaouen Blue #4895EF ΔE 0.047
- Faded Blue #658CBB ΔE 0.056
- Perrywinkle #8F8CE7 ΔE 0.058
- Cornflower #6A79F7 ΔE 0.058
- Lavender Blue #8B88F8 ΔE 0.064
Use #6787DC 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.