#778CDA
Closest named color: Soft Blue (#6488EA). oklch(65.7% 0.119 271.4), rgb(119, 140, 218).
Aa
Black text reads best on this color (6.54:1).
About this color
#778CDA is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.119 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.036 away. Black text reads best on it, at 6.54:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.54:1 |
| White text | 3.20:1 |
Values
| HEX | #778CDA |
| RGB | rgb(119, 140, 218) |
| HSL | hsl(227, 57%, 66%) |
| OKLCH | oklch(65.7% 0.119 271.4) |
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 #778CDA | 3.20:1 | AA large text | Lc -64.6 | Content text, not long reading |
| Black text on #778CDA | 6.54:1 | AA | Lc 44.9 | Non-text elements, placeholder text |
| #778CDA text on white | 3.20:1 | AA large text | Lc 59.2 | Large or bold text, headings |
| #778CDA text on black | 6.54:1 | AA | Lc -42.5 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D1D8EF
oklch(88.4% 0.033 272.2)
-
Step 300
300
#B3BFE7
oklch(80.9% 0.058 272)
-
Step 400
400
#8B9DDB
oklch(70.6% 0.093 271.4)
-
Step 500
500 (this color)
#778CDA
oklch(65.7% 0.119 271.4)
-
Step 600
600
#586CBE
oklch(55.5% 0.129 271.3)
-
Step 700
700
#495AA4
oklch(49.1% 0.12 271.6)
-
Step 800
800
#3C4A85
oklch(42.7% 0.099 271.6)
-
Step 900
900
#333E6B
oklch(37.7% 0.078 271.8)
-
Step 950
950
#1E253E
oklch(27.1% 0.048 271.1)
#778CDA 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) | #7094DD | 0.021 |
| Deuteranopia (no green cones) | #668CD8 | 0.021 |
| Tritanopia (no blue cones) | #539CA9 | 0.106 |
| Achromatopsia (no color) | #909090 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778CDA
#778CDA
oklch(65.7% 0.119 271.4)
- #AC8E2B
#AC8E2B
oklch(65.7% 0.119 91.4)
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 #778CDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.036
- Cornflower Blue #6495ED ΔE 0.036
- Perrywinkle #8F8CE7 ΔE 0.039
- Dark Sky Blue #448EE4 ΔE 0.053
- Faded Blue #658CBB ΔE 0.054
- Chefchaouen Blue #4895EF ΔE 0.054
- Lavender Blue #8B88F8 ΔE 0.055
- Periwinkle Blue #8F99FB ΔE 0.066
Use #778CDA 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.