#78B6BB
Closest named color: Cool Steel (#97A7B3). oklch(73.6% 0.064 202.3), rgb(120, 182, 187).
Aa
Black text reads best on this color (9.20:1).
About this color
#78B6BB is a medium-light, muted teal or cyan. In OKLCH its lightness is 74%, its chroma 0.064 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.050 away. Black text reads best on it, at 9.20:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.20:1 |
| White text | 2.28:1 |
Values
| HEX | #78B6BB |
| RGB | rgb(120, 182, 187) |
| HSL | hsl(184, 33%, 60%) |
| OKLCH | oklch(73.6% 0.064 202.3) |
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 #78B6BB | 2.28:1 | Fails | Lc -49.7 | Large or bold text, headings |
| Black text on #78B6BB | 9.20:1 | AAA | Lc 59.1 | Large or bold text, headings |
| #78B6BB text on white | 2.28:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #78B6BB 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
#F2F7F7
oklch(97.2% 0.005 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C9DEDF
oklch(88.5% 0.022 200.2)
-
Step 300
300
#A3C9CC
oklch(80.9% 0.041 202.3)
-
Step 400
400 (this color)
#78B6BB
oklch(73.6% 0.064 202.3)
-
Step 500
500
#43989F
oklch(63.1% 0.082 202.7)
-
Step 600
600
#19828A
oklch(55.5% 0.089 203)
-
Step 700
700
#046E75
oklch(49.1% 0.083 202.6)
-
Step 800
800
#0D5A5F
oklch(42.7% 0.069 201.8)
-
Step 900
900
#174A4E
oklch(37.7% 0.053 202.5)
-
Step 950
950
#0F2B2E
oklch(26.9% 0.034 204.8)
#78B6BB 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) | #ADB1BB | 0.064 |
| Deuteranopia (no green cones) | #A1A8BB | 0.059 |
| Tritanopia (no blue cones) | #5EBBB7 | 0.029 |
| Achromatopsia (no color) | #ACACAC | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78B6BB
#78B6BB
oklch(73.6% 0.064 202.3)
- #CF9A97
#CF9A97
oklch(73.6% 0.064 22.4)
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 #78B6BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.050
- Pewter #96A8A1 ΔE 0.051
- Bluegrey #85A3B2 ΔE 0.051
- Muted Teal #90B494 ΔE 0.057
- Cool Grey #95A3A6 ΔE 0.057
- Greyblue #77A1B5 ΔE 0.058
- Bluey Grey #89A0B0 ΔE 0.059
- Light Grey Blue #9DBCD4 ΔE 0.060
Use #78B6BB 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.