#78B4CD
Closest named color: Light Grey Blue (#9DBCD4). oklch(73.8% 0.072 226.1), rgb(120, 180, 205).
Aa
Black text reads best on this color (9.20:1).
About this color
#78B4CD is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.072 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.051 away. Black text reads best on it, at 9.20:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.20:1 |
| White text | 2.28:1 |
Values
| HEX | #78B4CD |
| RGB | rgb(120, 180, 205) |
| HSL | hsl(198, 46%, 64%) |
| OKLCH | oklch(73.8% 0.072 226.1) |
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 #78B4CD | 2.28:1 | Fails | Lc -49.7 | Large or bold text, headings |
| Black text on #78B4CD | 9.20:1 | AAA | Lc 59.1 | Large or bold text, headings |
| #78B4CD text on white | 2.28:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #78B4CD text on black | 9.20:1 | AAA | Lc -57.2 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE6
oklch(88.5% 0.025 226.5)
-
Step 300
300
#A3C7D7
oklch(80.9% 0.045 226.7)
-
Step 400
400 (this color)
#78B4CD
oklch(73.8% 0.072 226.1)
-
Step 500
500
#4395B4
oklch(63.2% 0.092 225.9)
-
Step 600
600
#1A7FA0
oklch(55.7% 0.1 226)
-
Step 700
700
#056B89
oklch(49.2% 0.093 226)
-
Step 800
800
#0E576F
oklch(42.7% 0.077 226.2)
-
Step 900
900
#17485A
oklch(37.8% 0.06 226.2)
-
Step 950
950
#0F2A35
oklch(27% 0.038 227.5)
#78B4CD 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) | #A7B1CE | 0.056 |
| Deuteranopia (no green cones) | #9AA7CD | 0.051 |
| Tritanopia (no blue cones) | #55BCBC | 0.050 |
| Achromatopsia (no color) | #ACACAC | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78B4CD
#78B4CD
oklch(73.8% 0.072 226.1)
- #D19D84
#D19D84
oklch(73.9% 0.072 46.8)
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 #78B4CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.051
- Cool Steel #97A7B3 ΔE 0.051
- Bluegrey #85A3B2 ΔE 0.051
- Light Cornflower Blue #98C1D9 ΔE 0.055
- Greyblue #77A1B5 ΔE 0.055
- Bluey Grey #89A0B0 ΔE 0.059
- Cool Grey #95A3A6 ΔE 0.065
- Pewter #96A8A1 ΔE 0.066
Use #78B4CD 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.