#78BBD5
Closest named color: Light Cornflower Blue (#98C1D9). oklch(75.7% 0.077 224.6), rgb(120, 187, 213).
Aa
Black text reads best on this color (9.86:1).
About this color
#78BBD5 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.077 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.041 away. Black text reads best on it, at 9.86:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.86:1 |
| White text | 2.12:1 |
Values
| HEX | #78BBD5 |
| RGB | rgb(120, 187, 213) |
| HSL | hsl(197, 53%, 65%) |
| OKLCH | oklch(75.7% 0.077 224.6) |
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 #78BBD5 | 2.12:1 | Fails | Lc -46.3 | Large or bold text, headings |
| Black text on #78BBD5 | 9.86:1 | AAA | Lc 62.3 | Content text, not long reading |
| #78BBD5 text on white | 2.12:1 | Fails | Lc 41.6 | Non-text elements, placeholder text |
| #78BBD5 text on black | 9.86:1 | AAA | Lc -60.6 | Content text, not long reading |
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
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C7DDE7
oklch(88.4% 0.027 226.8)
-
Step 300
300
#A0C8D8
oklch(80.9% 0.048 224.2)
-
Step 400
400 (this color)
#78BBD5
oklch(75.7% 0.077 224.6)
-
Step 500
500
#3896B6
oklch(63.1% 0.099 224.4)
-
Step 600
600
#007FA1
oklch(55.5% 0.105 225)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#0E485B
oklch(37.5% 0.065 225.2)
-
Step 950
950
#0C2B35
oklch(27.1% 0.04 222.7)
#78BBD5 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) | #ADB8D6 | 0.062 |
| Deuteranopia (no green cones) | #9FADD5 | 0.056 |
| Tritanopia (no blue cones) | #4FC3C3 | 0.053 |
| Achromatopsia (no color) | #B2B2B2 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78BBD5
#78BBD5
oklch(75.7% 0.077 224.6)
- #DAA188
#DAA188
oklch(75.7% 0.077 44.7)
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 #78BBD5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.041
- Light Grey Blue #9DBCD4 ΔE 0.042
- Vivid Sky Blue #4CC9F0 ΔE 0.051
- Lightblue #7BC8F6 ΔE 0.052
- Sky Blue #87CEEB ΔE 0.058
- Sky #82CAFC ΔE 0.063
- Cool Steel #97A7B3 ΔE 0.065
- Cloudy Blue #ACC2D9 ΔE 0.065
Use #78BBD5 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.