#78AED3
Closest named color: Bluegrey (#85A3B2). oklch(72.7% 0.078 239.2), rgb(120, 174, 211).
Aa
Black text reads best on this color (8.79:1).
About this color
#78AED3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.078 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.049 away. Black text reads best on it, at 8.79:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 8.79:1 |
| White text | 2.38:1 |
Values
| HEX | #78AED3 |
| RGB | rgb(120, 174, 211) |
| HSL | hsl(204, 51%, 65%) |
| OKLCH | oklch(72.7% 0.078 239.2) |
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 #78AED3 | 2.38:1 | Fails | Lc -51.9 | Large or bold text, headings |
| Black text on #78AED3 | 8.79:1 | AAA | Lc 57.0 | Large or bold text, headings |
| #78AED3 text on white | 2.38:1 | Fails | Lc 47.0 | Large or bold text, headings |
| #78AED3 text on black | 8.79:1 | AAA | Lc -55.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCEA
oklch(88.5% 0.027 241.2)
-
Step 300
300
#A4C6DD
oklch(80.9% 0.049 237.8)
-
Step 400
400 (this color)
#78AED3
oklch(72.7% 0.078 239.2)
-
Step 500
500
#4A91BF
oklch(63% 0.1 239.4)
-
Step 600
600
#277BAC
oklch(55.6% 0.109 239.2)
-
Step 700
700
#186794
oklch(49% 0.102 239.8)
-
Step 800
800
#185478
oklch(42.6% 0.084 240)
-
Step 900
900
#1B4660
oklch(37.7% 0.065 238.5)
-
Step 950
950
#112938
oklch(26.9% 0.041 238.3)
#78AED3 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) | #9EADD5 | 0.046 |
| Deuteranopia (no green cones) | #91A3D2 | 0.039 |
| Tritanopia (no blue cones) | #53B7BA | 0.062 |
| Achromatopsia (no color) | #A8A8A8 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78AED3
#78AED3
oklch(72.7% 0.078 239.2)
- #CC9B75
#CC9B75
oklch(72.7% 0.078 58.9)
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 #78AED3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.049
- Greyblue #77A1B5 ΔE 0.049
- Cool Steel #97A7B3 ΔE 0.054
- Bluey Grey #89A0B0 ΔE 0.055
- Light Grey Blue #9DBCD4 ΔE 0.061
- Light Cornflower Blue #98C1D9 ΔE 0.067
- Cool Gray #8D99AE ΔE 0.067
- Cool Grey #95A3A6 ΔE 0.068
Use #78AED3 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.