#78ACD2
Closest named color: Greyblue (#77A1B5). oklch(72.2% 0.078 240.9), rgb(120, 172, 210).
Aa
Black text reads best on this color (8.63:1).
About this color
#78ACD2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.078 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.046 away. Black text reads best on it, at 8.63:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.63:1 |
| White text | 2.43:1 |
Values
| HEX | #78ACD2 |
| RGB | rgb(120, 172, 210) |
| HSL | hsl(205, 50%, 65%) |
| OKLCH | oklch(72.2% 0.078 240.9) |
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 #78ACD2 | 2.43:1 | Fails | Lc -52.8 | Large or bold text, headings |
| Black text on #78ACD2 | 8.63:1 | AAA | Lc 56.2 | Large or bold text, headings |
| #78ACD2 text on white | 2.43:1 | Fails | Lc 47.8 | Large or bold text, headings |
| #78ACD2 text on black | 8.63:1 | AAA | Lc -54.2 | 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
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEA
oklch(88.5% 0.027 241.2)
-
Step 300
300
#A5C5DE
oklch(80.8% 0.049 241.8)
-
Step 400
400 (this color)
#78ACD2
oklch(72.2% 0.078 240.9)
-
Step 500
500
#4C91C0
oklch(63.1% 0.1 240.6)
-
Step 600
600
#2B7AAD
oklch(55.6% 0.109 241.3)
-
Step 700
700
#1D6794
oklch(49.2% 0.1 240.7)
-
Step 800
800
#1B5478
oklch(42.7% 0.083 240.8)
-
Step 900
900
#1D4661
oklch(37.8% 0.065 240.4)
-
Step 950
950
#122939
oklch(27% 0.042 241)
#78ACD2 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) | #9CABD4 | 0.044 |
| Deuteranopia (no green cones) | #90A2D1 | 0.037 |
| Tritanopia (no blue cones) | #54B5B8 | 0.063 |
| Achromatopsia (no color) | #A6A6A6 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78ACD2
#78ACD2
oklch(72.2% 0.078 240.9)
- #CA9A73
#CA9A73
oklch(72.2% 0.078 60.2)
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 #78ACD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.047
- Bluey Grey #89A0B0 ΔE 0.052
- Cool Steel #97A7B3 ΔE 0.053
- Cool Gray #8D99AE ΔE 0.064
- Light Grey Blue #9DBCD4 ΔE 0.065
- Cool Grey #95A3A6 ΔE 0.066
- Carolina Blue #8AB8FE ΔE 0.071
Use #78ACD2 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.