#78BCC3
Closest named color: Light Cornflower Blue (#98C1D9). oklch(75.3% 0.069 204.1), rgb(120, 188, 195).
Aa
Black text reads best on this color (9.77:1).
About this color
#78BCC3 is a medium-light, muted teal or cyan. In OKLCH its lightness is 75%, its chroma 0.069 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.051 away. Black text reads best on it, at 9.77:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.77:1 |
| White text | 2.14:1 |
Values
| HEX | #78BCC3 |
| RGB | rgb(120, 188, 195) |
| HSL | hsl(186, 38%, 62%) |
| OKLCH | oklch(75.3% 0.069 204.1) |
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 #78BCC3 | 2.14:1 | Fails | Lc -46.8 | Large or bold text, headings |
| Black text on #78BCC3 | 9.77:1 | AAA | Lc 61.9 | Content text, not long reading |
| #78BCC3 text on white | 2.14:1 | Fails | Lc 42.1 | Non-text elements, placeholder text |
| #78BCC3 text on black | 9.77:1 | AAA | Lc -60.2 | 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
#C8DEE0
oklch(88.5% 0.024 203.4)
-
Step 300
300
#A1C9CD
oklch(80.8% 0.043 203.9)
-
Step 400
400 (this color)
#78BCC3
oklch(75.3% 0.069 204.1)
-
Step 500
500
#3999A2
oklch(63.1% 0.089 203.9)
-
Step 600
600
#00838D
oklch(55.6% 0.095 204.2)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#104A50
oklch(37.6% 0.058 205.3)
-
Step 950
950
#0C2C2F
oklch(27.1% 0.037 203.8)
#78BCC3 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) | #B2B7C4 | 0.069 |
| Deuteranopia (no green cones) | #A5ADC3 | 0.064 |
| Tritanopia (no blue cones) | #59C1BE | 0.032 |
| Achromatopsia (no color) | #B1B1B1 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78BCC3
#78BCC3
oklch(75.3% 0.069 204.1)
- #D89E99
#D89E99
oklch(75.3% 0.07 24.4)
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 #78BCC3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.051
- Light Grey Blue #9DBCD4 ΔE 0.051
- Pale Teal #82CBB2 ΔE 0.057
- Cool Steel #97A7B3 ΔE 0.061
- Medium Turquoise #48D1CC ΔE 0.061
- French Gray #ADB5BD ΔE 0.062
- Pewter #96A8A1 ΔE 0.064
- Muted Teal #90B494 ΔE 0.064
Use #78BCC3 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.