#78B3D6
Closest named color: Light Grey Blue (#9DBCD4). oklch(73.9% 0.079 235.4), rgb(120, 179, 214).
Aa
Black text reads best on this color (9.21:1).
About this color
#78B3D6 is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.079 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.052 away. Black text reads best on it, at 9.21:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.21:1 |
| White text | 2.27:1 |
Values
| HEX | #78B3D6 |
| RGB | rgb(120, 179, 214) |
| HSL | hsl(202, 53%, 65%) |
| OKLCH | oklch(73.9% 0.079 235.4) |
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 #78B3D6 | 2.27:1 | Fails | Lc -49.7 | Large or bold text, headings |
| Black text on #78B3D6 | 9.21:1 | AAA | Lc 59.1 | Large or bold text, headings |
| #78B3D6 text on white | 2.27:1 | Fails | Lc 44.8 | Non-text elements, placeholder text |
| #78B3D6 text on black | 9.21:1 | AAA | Lc -57.3 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C9DDE9
oklch(88.6% 0.027 234)
-
Step 300
300
#A2C6DD
oklch(80.8% 0.05 236.3)
-
Step 400
400 (this color)
#78B3D6
oklch(73.9% 0.079 235.4)
-
Step 500
500
#4393BE
oklch(63.2% 0.101 235.1)
-
Step 600
600
#1A7CAB
oklch(55.5% 0.111 235.9)
-
Step 700
700
#076992
oklch(49.2% 0.102 234.8)
-
Step 800
800
#0F5577
oklch(42.6% 0.085 236.2)
-
Step 900
900
#174760
oklch(37.8% 0.066 235.3)
-
Step 950
950
#0F2A38
oklch(27.1% 0.042 233.9)
#78B3D6 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) | #A3B2D8 | 0.051 |
| Deuteranopia (no green cones) | #96A7D5 | 0.045 |
| Tritanopia (no blue cones) | #50BCBE | 0.061 |
| Achromatopsia (no color) | #ACACAC | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78B3D6
#78B3D6
oklch(73.9% 0.079 235.4)
- #D29E7A
#D29E7A
oklch(74% 0.079 55.8)
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 #78B3D6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.052
- Light Cornflower Blue #98C1D9 ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.058
- Cool Steel #97A7B3 ΔE 0.058
- Greyblue #77A1B5 ΔE 0.060
- Carolina Blue #8AB8FE ΔE 0.063
- Bluey Grey #89A0B0 ΔE 0.064
- Vivid Sky Blue #4CC9F0 ΔE 0.064
Use #78B3D6 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.