#70B9DB
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(75.1% 0.088 229.5), rgb(112, 185, 219).
Aa
Black text reads best on this color (9.65:1).
About this color
#70B9DB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.088 and its hue 230°. 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 9.65:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.65:1 |
| White text | 2.17:1 |
Values
| HEX | #70B9DB |
| RGB | rgb(112, 185, 219) |
| HSL | hsl(199, 60%, 65%) |
| OKLCH | oklch(75.1% 0.088 229.5) |
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 #70B9DB | 2.17:1 | Fails | Lc -47.4 | Large or bold text, headings |
| Black text on #70B9DB | 9.65:1 | AAA | Lc 61.3 | Content text, not long reading |
| #70B9DB text on white | 2.17:1 | Fails | Lc 42.7 | Non-text elements, placeholder text |
| #70B9DB text on black | 9.65:1 | AAA | Lc -59.5 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C6DDEA
oklch(88.4% 0.03 232.5)
-
Step 300
300
#9DC8DD
oklch(80.9% 0.054 229.3)
-
Step 400
400 (this color)
#70B9DB
oklch(75.1% 0.088 229.5)
-
Step 500
500
#2A95C0
oklch(63% 0.113 230.1)
-
Step 600
600
#007EA7
oklch(55.5% 0.111 230)
-
Step 700
700
#006A8D
oklch(49.1% 0.098 229.8)
-
Step 800
800
#005774
oklch(42.7% 0.085 229.4)
-
Step 900
900
#034861
oklch(37.7% 0.074 230.3)
-
Step 950
950
#082A39
oklch(26.9% 0.047 231.5)
#70B9DB 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) | #A8B6DD | 0.064 |
| Deuteranopia (no green cones) | #98ABDB | 0.055 |
| Tritanopia (no blue cones) | #38C3C4 | 0.064 |
| Achromatopsia (no color) | #B0B0B0 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70B9DB
#70B9DB
oklch(75.1% 0.088 229.5)
- #DC9E7C
#DC9E7C
oklch(75.1% 0.088 49.7)
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 #70B9DB, 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
- Light Cornflower Blue #98C1D9 ΔE 0.051
- Light Grey Blue #9DBCD4 ΔE 0.051
- Lightblue #7BC8F6 ΔE 0.052
- Carolina Blue #8AB8FE ΔE 0.061
- Sky #82CAFC ΔE 0.063
- Sky Blue #87CEEB ΔE 0.065
- Deep Sky Blue #00BFFF ΔE 0.066
Use #70B9DB 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.