#78BDC8
Closest named color: Light Cornflower Blue (#98C1D9). oklch(75.7% 0.071 208.5), rgb(120, 189, 200).
Aa
Black text reads best on this color (9.91:1).
About this color
#78BDC8 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.071 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.046 away. Black text reads best on it, at 9.91:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.91:1 |
| White text | 2.11:1 |
Values
| HEX | #78BDC8 |
| RGB | rgb(120, 189, 200) |
| HSL | hsl(188, 42%, 63%) |
| OKLCH | oklch(75.7% 0.071 208.5) |
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 #78BDC8 | 2.11:1 | Fails | Lc -46.1 | Large or bold text, headings |
| Black text on #78BDC8 | 9.91:1 | AAA | Lc 62.5 | Content text, not long reading |
| #78BDC8 text on white | 2.11:1 | Fails | Lc 41.4 | Non-text elements, placeholder text |
| #78BDC8 text on black | 9.91:1 | AAA | Lc -60.8 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C7DEE2
oklch(88.5% 0.025 209.3)
-
Step 300
300
#A0C9D0
oklch(80.9% 0.044 209.1)
-
Step 400
400 (this color)
#78BDC8
oklch(75.7% 0.071 208.5)
-
Step 500
500
#3799A7
oklch(63.2% 0.091 208.5)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#0E4A52
oklch(37.7% 0.059 208.4)
-
Step 950
950
#0C2B30
oklch(26.9% 0.037 209.8)
#78BDC8 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) | #B2B8C9 | 0.069 |
| Deuteranopia (no green cones) | #A5AEC8 | 0.063 |
| Tritanopia (no blue cones) | #56C3C0 | 0.037 |
| Achromatopsia (no color) | #B2B2B2 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78BDC8
#78BDC8
oklch(75.7% 0.071 208.5)
- #DA9F96
#DA9F96
oklch(75.6% 0.072 28.6)
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 #78BDC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.046
- Light Grey Blue #9DBCD4 ΔE 0.047
- Pale Teal #82CBB2 ΔE 0.059
- Medium Turquoise #48D1CC ΔE 0.061
- Vivid Sky Blue #4CC9F0 ΔE 0.061
- French Gray #ADB5BD ΔE 0.062
- Cool Steel #97A7B3 ΔE 0.063
- Sky Blue #87CEEB ΔE 0.064
Use #78BDC8 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.