#68B3EC
Closest named color: Carolina Blue (#8AB8FE). oklch(74.1% 0.112 243), rgb(104, 179, 236).
Aa
Black text reads best on this color (9.24:1).
About this color
#68B3EC is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.112 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.047 away. Black text reads best on it, at 9.24:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.24:1 |
| White text | 2.27:1 |
Values
| HEX | #68B3EC |
| RGB | rgb(104, 179, 236) |
| HSL | hsl(206, 78%, 67%) |
| OKLCH | oklch(74.1% 0.112 243) |
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 #68B3EC | 2.27:1 | Fails | Lc -49.4 | Large or bold text, headings |
| Black text on #68B3EC | 9.24:1 | AAA | Lc 59.4 | Large or bold text, headings |
| #68B3EC text on white | 2.27:1 | Fails | Lc 44.6 | Non-text elements, placeholder text |
| #68B3EC text on black | 9.24:1 | AAA | Lc -57.5 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200
#C4DDF1
oklch(88.5% 0.038 242.2)
-
Step 300
300
#9AC7EB
oklch(81% 0.07 242.8)
-
Step 400
400 (this color)
#68B3EC
oklch(74.1% 0.112 243)
-
Step 500
500
#1F91D8
oklch(63.1% 0.143 243)
-
Step 600
600
#007ABB
oklch(55.7% 0.134 242.9)
-
Step 700
700
#00669E
oklch(49% 0.119 243.2)
-
Step 800
800
#005482
oklch(42.8% 0.102 242.4)
-
Step 900
900
#00466E
oklch(37.8% 0.091 242.8)
-
Step 950
950
#052941
oklch(27% 0.06 243.1)
#68B3EC 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) | #9AB3EF | 0.055 |
| Deuteranopia (no green cones) | #88A6EB | 0.045 |
| Tritanopia (no blue cones) | #00C1C6 | 0.092 |
| Achromatopsia (no color) | #ACACAC | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #68B3EC
#68B3EC
oklch(74.1% 0.112 243)
- #DD9B5D
#DD9B5D
oklch(74.1% 0.112 62.9)
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 #68B3EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.047
- Deep Sky Blue #00BFFF ΔE 0.051
- Vivid Sky Blue #4CC9F0 ΔE 0.060
- Lightblue #7BC8F6 ΔE 0.062
- Sky #82CAFC ΔE 0.070
- Bright Sky Blue #02CCFE ΔE 0.071
- Light Grey Blue #9DBCD4 ΔE 0.075
- Light Cornflower Blue #98C1D9 ΔE 0.075
Use #68B3EC 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.