#78C1CD
Closest named color: Light Cornflower Blue (#98C1D9). oklch(76.7% 0.075 209), rgb(120, 193, 205).
Aa
Black text reads best on this color (10.30:1).
About this color
#78C1CD is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 77%, its chroma 0.075 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.041 away. Black text reads best on it, at 10.30:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.30:1 |
| White text | 2.03:1 |
Values
| HEX | #78C1CD |
| RGB | rgb(120, 193, 205) |
| HSL | hsl(188, 46%, 64%) |
| OKLCH | oklch(76.7% 0.075 209) |
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 #78C1CD | 2.03:1 | Fails | Lc -44.0 | Non-text elements, placeholder text |
| Black text on #78C1CD | 10.30:1 | AAA | Lc 64.4 | Content text, not long reading |
| #78C1CD text on white | 2.03:1 | Fails | Lc 39.5 | Non-text elements, placeholder text |
| #78C1CD text on black | 10.30:1 | AAA | Lc -62.8 | 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 300.
-
Step 50
50
#EEF7F9
oklch(97% 0.01 212.5)
-
Step 100
100
#DAEEF2
oklch(93.6% 0.022 211)
-
Step 200
200
#BAE1E8
oklch(88.4% 0.042 209.7)
-
Step 300
300 (this color)
#78C1CD
oklch(76.7% 0.075 209)
-
Step 400
400
#12B4C8
oklch(70.6% 0.119 209)
-
Step 500
500
#009BAD
oklch(63.1% 0.109 209.2)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006D7A
oklch(49% 0.084 209.1)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#78C1CD 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) | #B5BCCE | 0.071 |
| Deuteranopia (no green cones) | #A7B1CD | 0.066 |
| Tritanopia (no blue cones) | #53C7C4 | 0.039 |
| Achromatopsia (no color) | #B6B6B6 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78C1CD
#78C1CD
oklch(76.7% 0.075 209)
- #DFA298
#DFA298
oklch(76.7% 0.075 29.4)
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 #78C1CD, 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 0.045
- Sky Blue #87CEEB ΔE 0.053
- Medium Turquoise #48D1CC ΔE 0.054
- Vivid Sky Blue #4CC9F0 ΔE 0.054
- Pale Teal #82CBB2 ΔE 0.056
- Lightblue #7BC8F6 ΔE 0.058
- Dark Turquoise #00CED1 ΔE 0.061
Use #78C1CD 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.