#778ACD
Closest named color: Faded Blue (#658CBB). oklch(64.6% 0.103 271.2), rgb(119, 138, 205).
Aa
Black text reads best on this color (6.30:1).
About this color
#778ACD is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.103 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.038 away. Black text reads best on it, at 6.30:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.30:1 |
| White text | 3.33:1 |
Values
| HEX | #778ACD |
| RGB | rgb(119, 138, 205) |
| HSL | hsl(227, 46%, 64%) |
| OKLCH | oklch(64.6% 0.103 271.2) |
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 #778ACD | 3.33:1 | AA large text | Lc -66.1 | Content text, not long reading |
| Black text on #778ACD | 6.30:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #778ACD text on white | 3.33:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #778ACD text on black | 6.30:1 | AA | Lc -41.0 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D2D9EC
oklch(88.6% 0.027 269.6)
-
Step 300
300
#B4BFE2
oklch(80.8% 0.051 271.5)
-
Step 400
400
#8E9ED4
oklch(70.7% 0.081 271.5)
-
Step 500
500 (this color)
#778ACD
oklch(64.6% 0.103 271.2)
-
Step 600
600
#5C6EB5
oklch(55.6% 0.112 271.6)
-
Step 700
700
#4B5C9C
oklch(49.1% 0.105 270.9)
-
Step 800
800
#3E4B7E
oklch(42.7% 0.086 271.5)
-
Step 900
900
#353F65
oklch(37.7% 0.067 271.7)
-
Step 950
950
#1F253B
oklch(27% 0.042 271.7)
#778ACD 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) | #7391D0 | 0.018 |
| Deuteranopia (no green cones) | #6B89CB | 0.016 |
| Tritanopia (no blue cones) | #5A98A2 | 0.093 |
| Achromatopsia (no color) | #8D8D8D | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778ACD
#778ACD
oklch(64.6% 0.103 271.2)
- #A58B3C
#A58B3C
oklch(64.5% 0.103 91)
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 #778ACD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.038
- Soft Blue #6488EA ΔE 0.050
- Cornflower Blue #6495ED ΔE 0.052
- Perrywinkle #8F8CE7 ΔE 0.052
- Silver Lake Blue #778DA9 ΔE 0.058
- Dark Sky Blue #448EE4 ΔE 0.059
- Dusty Blue #5A86AD ΔE 0.063
- Off Blue #5684AE ΔE 0.065
Use #778ACD 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.