#70AACC
Closest named color: Greyblue (#77A1B5). oklch(71.1% 0.078 235.2), rgb(112, 170, 204).
Aa
Black text reads best on this color (8.31:1).
About this color
#70AACC is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.078 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.036 away. Black text reads best on it, at 8.31:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.31:1 |
| White text | 2.52:1 |
Values
| HEX | #70AACC |
| RGB | rgb(112, 170, 204) |
| HSL | hsl(202, 47%, 62%) |
| OKLCH | oklch(71.1% 0.078 235.2) |
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 #70AACC | 2.52:1 | Fails | Lc -54.5 | Large or bold text, headings |
| Black text on #70AACC | 8.31:1 | AAA | Lc 54.6 | Large or bold text, headings |
| #70AACC text on white | 2.52:1 | Fails | Lc 49.5 | Large or bold text, headings |
| #70AACC text on black | 8.31:1 | AAA | Lc -52.5 | 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
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300
#A3C6DC
oklch(80.8% 0.049 235.8)
-
Step 400
400 (this color)
#70AACC
oklch(71.1% 0.078 235.2)
-
Step 500
500
#4493BD
oklch(63.1% 0.1 234.7)
-
Step 600
600
#1D7CAA
oklch(55.5% 0.109 235.7)
-
Step 700
700
#0B6992
oklch(49.2% 0.101 235.2)
-
Step 800
800
#105576
oklch(42.6% 0.084 235.5)
-
Step 900
900
#18475F
oklch(37.8% 0.065 234.6)
-
Step 950
950
#102A38
oklch(27.2% 0.041 234.6)
#70AACC 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) | #9AA9CE | 0.050 |
| Deuteranopia (no green cones) | #8D9FCB | 0.042 |
| Tritanopia (no blue cones) | #48B3B5 | 0.060 |
| Achromatopsia (no color) | #A3A3A3 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70AACC
#70AACC
oklch(71.1% 0.078 235.2)
- #C89572
#C89572
oklch(71% 0.078 55.5)
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 #70AACC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.036
- Bluegrey #85A3B2 ΔE 0.041
- Bluey Grey #89A0B0 ΔE 0.047
- Cool Steel #97A7B3 ΔE 0.054
- Cool Gray #8D99AE ΔE 0.059
- Turquoise Blue #06B1C4 ΔE 0.062
- Cool Grey #95A3A6 ΔE 0.064
- Cadet Blue #5F9EA0 ΔE 0.071
Use #70AACC 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.