#70DDEF
Closest named color: Sky Blue (#87CEEB). oklch(84% 0.103 209.6), rgb(112, 221, 239).
Aa
Black text reads best on this color (13.27:1).
About this color
#70DDEF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.103 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.042 away. Black text reads best on it, at 13.27:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 13.27:1 |
| White text | 1.58:1 |
Values
| HEX | #70DDEF |
| RGB | rgb(112, 221, 239) |
| HSL | hsl(189, 80%, 69%) |
| OKLCH | oklch(84% 0.103 209.6) |
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 #70DDEF | 1.58:1 | Fails | Lc -29.6 | Dividers and decoration only |
| Black text on #70DDEF | 13.27:1 | AAA | Lc 77.6 | Fine for body text |
| #70DDEF text on white | 1.58:1 | Fails | Lc 26.2 | Dividers and decoration only |
| #70DDEF text on black | 13.27:1 | AAA | Lc -76.8 | 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
#ECF8FA
oklch(97.1% 0.013 208.8)
-
Step 100
100
#D4F0F5
oklch(93.6% 0.03 209.6)
-
Step 200
200
#AEE4EE
oklch(88.5% 0.057 210.2)
-
Step 300
300 (this color)
#70DDEF
oklch(84% 0.103 209.6)
-
Step 400
400
#00B5CA
oklch(70.8% 0.122 209.4)
-
Step 500
500
#009BAD
oklch(63.1% 0.109 209.2)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#70DDEF 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) | #CDD6F0 | 0.098 |
| Deuteranopia (no green cones) | #B9C7EF | 0.090 |
| Tritanopia (no blue cones) | #00E6E2 | 0.054 |
| Achromatopsia (no color) | #CECECE | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70DDEF
#70DDEF
oklch(84% 0.103 209.6)
- #FFB5A9
#FFB5A9
oklch(84% 0.089 29.3)
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 #70DDEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.042
- Robin's Egg #6DEDFD ΔE 0.042
- Aqua Blue #02D8E9 ΔE 0.050
- Light Sky Blue #87CEFA ΔE 0.051
- Celeste #A8DADC ΔE 0.055
- Light Blue #ADD8E6 ΔE 0.058
- Turquoise #40E0D0 ΔE 0.059
- Robin Egg Blue #8AF1FE ΔE 0.061
Use #70DDEF 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.