#70ADE9
Closest named color: Carolina Blue (#8AB8FE). oklch(73% 0.108 249.1), rgb(112, 173, 233).
Aa
Black text reads best on this color (8.84:1).
About this color
#70ADE9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.108 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.051 away. Black text reads best on it, at 8.84:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.84:1 |
| White text | 2.37:1 |
Values
| HEX | #70ADE9 |
| RGB | rgb(112, 173, 233) |
| HSL | hsl(210, 73%, 68%) |
| OKLCH | oklch(73% 0.108 249.1) |
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 #70ADE9 | 2.37:1 | Fails | Lc -51.6 | Large or bold text, headings |
| Black text on #70ADE9 | 8.84:1 | AAA | Lc 57.3 | Large or bold text, headings |
| #70ADE9 text on white | 2.37:1 | Fails | Lc 46.7 | Large or bold text, headings |
| #70ADE9 text on black | 8.84:1 | AAA | Lc -55.4 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C7DCF2
oklch(88.6% 0.038 249.5)
-
Step 300
300
#9FC5EB
oklch(80.9% 0.068 248.7)
-
Step 400
400 (this color)
#70ADE9
oklch(73% 0.108 249.1)
-
Step 500
500
#3B8ED9
oklch(63.1% 0.139 249.1)
-
Step 600
600
#0B76C6
oklch(55.5% 0.15 249.2)
-
Step 700
700
#0063A9
oklch(49% 0.136 249.1)
-
Step 800
800
#04518B
oklch(42.7% 0.116 249.3)
-
Step 900
900
#12446F
oklch(37.8% 0.09 249)
-
Step 950
950
#0D2841
oklch(27% 0.057 249.3)
#70ADE9 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) | #94AFEC | 0.042 |
| Deuteranopia (no green cones) | #85A3E8 | 0.033 |
| Tritanopia (no blue cones) | #2CBBC2 | 0.093 |
| Achromatopsia (no color) | #A8A8A8 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70ADE9
#70ADE9
oklch(73% 0.108 249.1)
- #D49B58
#D49B58
oklch(73% 0.108 69.2)
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 #70ADE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.051
- Deep Sky Blue #00BFFF ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.070
- Periwinkle Blue #8F99FB ΔE 0.072
- Lightblue #7BC8F6 ΔE 0.074
- Greyblue #77A1B5 ΔE 0.075
- Vivid Sky Blue #4CC9F0 ΔE 0.075
- Bluegrey #85A3B2 ΔE 0.079
Use #70ADE9 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.