#68B8DB
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(74.5% 0.093 228.3), rgb(104, 184, 219).
Aa
Black text reads best on this color (9.46:1).
About this color
#68B8DB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.093 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.048 away. Black text reads best on it, at 9.46:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.46:1 |
| White text | 2.21:1 |
Values
| HEX | #68B8DB |
| RGB | rgb(104, 184, 219) |
| HSL | hsl(198, 61%, 63%) |
| OKLCH | oklch(74.5% 0.093 228.3) |
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 #68B8DB | 2.21:1 | Fails | Lc -48.3 | Large or bold text, headings |
| Black text on #68B8DB | 9.46:1 | AAA | Lc 60.4 | Content text, not long reading |
| #68B8DB text on white | 2.21:1 | Fails | Lc 43.5 | Non-text elements, placeholder text |
| #68B8DB text on black | 9.46:1 | AAA | Lc -58.6 | 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
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C4DEEA
oklch(88.5% 0.032 227.3)
-
Step 300
300
#9AC9DF
oklch(81% 0.058 228.3)
-
Step 400
400 (this color)
#68B8DB
oklch(74.5% 0.093 228.3)
-
Step 500
500
#1596C2
oklch(63% 0.119 228.6)
-
Step 600
600
#007FA5
oklch(55.7% 0.108 227.8)
-
Step 700
700
#006A8B
oklch(49% 0.096 228.3)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#004960
oklch(37.8% 0.073 227.3)
-
Step 950
950
#042B39
oklch(27.1% 0.049 227.2)
#68B8DB 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) | #A6B5DD | 0.069 |
| Deuteranopia (no green cones) | #95A9DB | 0.060 |
| Tritanopia (no blue cones) | #1AC2C3 | 0.067 |
| Achromatopsia (no color) | #AEAEAE | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #68B8DB
#68B8DB
oklch(74.5% 0.093 228.3)
- #DD9A78
#DD9A78
oklch(74.4% 0.093 47.7)
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 #68B8DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.048
- Lightblue #7BC8F6 ΔE 0.057
- Light Cornflower Blue #98C1D9 ΔE 0.059
- Light Grey Blue #9DBCD4 ΔE 0.060
- Deep Sky Blue #00BFFF ΔE 0.061
- Carolina Blue #8AB8FE ΔE 0.065
- Turquoise Blue #06B1C4 ΔE 0.066
- Bright Sky Blue #02CCFE ΔE 0.068
Use #68B8DB 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.