#70DDF9
Closest named color: Sky Blue (#87CEEB). oklch(84.3% 0.107 216.9), rgb(112, 221, 249).
Aa
Black text reads best on this color (13.39:1).
About this color
#70DDF9 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.107 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.041 away. Black text reads best on it, at 13.39:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 13.39:1 |
| White text | 1.56:1 |
Values
| HEX | #70DDF9 |
| RGB | rgb(112, 221, 249) |
| HSL | hsl(192, 92%, 71%) |
| OKLCH | oklch(84.3% 0.107 216.9) |
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 #70DDF9 | 1.56:1 | Fails | Lc -29.1 | Dividers and decoration only |
| Black text on #70DDF9 | 13.39:1 | AAA | Lc 78.1 | Fine for body text |
| #70DDF9 text on white | 1.56:1 | Fails | Lc 25.7 | Dividers and decoration only |
| #70DDF9 text on black | 13.39:1 | AAA | Lc -77.4 | Fine for body text |
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 300.
-
Step 50
50
#EBF8FC
oklch(97.1% 0.015 218)
-
Step 100
100
#D4F0F7
oklch(93.7% 0.031 214.5)
-
Step 200
200
#ADE4F3
oklch(88.6% 0.06 216.4)
-
Step 300
300 (this color)
#70DDF9
oklch(84.3% 0.107 216.9)
-
Step 400
400
#00B3D3
oklch(70.7% 0.126 216.7)
-
Step 500
500
#0099B5
oklch(63% 0.112 216.9)
-
Step 600
600
#008199
oklch(55.6% 0.099 216.9)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#004A59
oklch(37.7% 0.067 217.2)
-
Step 950
950
#002C36
oklch(27% 0.048 217.4)
#70DDF9 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) | #CAD7FB | 0.094 |
| Deuteranopia (no green cones) | #B6C8F9 | 0.085 |
| Tritanopia (no blue cones) | #00E7E6 | 0.061 |
| Achromatopsia (no color) | #CECECE | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70DDF9
#70DDF9
oklch(84.3% 0.107 216.9)
- #FFB8A3
#FFB8A3
oklch(84.4% 0.088 37.1)
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 #70DDF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.041
- Robin's Egg #6DEDFD ΔE 0.042
- Light Sky Blue #87CEFA ΔE 0.043
- Sky #82CAFC ΔE 0.054
- Aqua Blue #02D8E9 ΔE 0.055
- Lightblue #7BC8F6 ΔE 0.056
- Baby Blue #A2CFFE ΔE 0.059
- Light Blue #ADD8E6 ΔE 0.060
Use #70DDF9 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.