#70A3CF
Closest named color: Greyblue (#77A1B5). oklch(69.7% 0.085 245.5), rgb(112, 163, 207).
Aa
Black text reads best on this color (7.82:1).
About this color
#70A3CF is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.085 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.038 away. Black text reads best on it, at 7.82:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.82:1 |
| White text | 2.68:1 |
Values
| HEX | #70A3CF |
| RGB | rgb(112, 163, 207) |
| HSL | hsl(208, 50%, 63%) |
| OKLCH | oklch(69.7% 0.085 245.5) |
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 #70A3CF | 2.68:1 | Fails | Lc -57.2 | Large or bold text, headings |
| Black text on #70A3CF | 7.82:1 | AAA | Lc 52.0 | Large or bold text, headings |
| #70A3CF text on white | 2.68:1 | Fails | Lc 52.0 | Large or bold text, headings |
| #70A3CF text on black | 7.82:1 | AAA | Lc -49.9 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADCEC
oklch(88.6% 0.029 244.9)
-
Step 300
300
#A5C5E1
oklch(80.9% 0.053 244.9)
-
Step 400
400 (this color)
#70A3CF
oklch(69.7% 0.085 245.5)
-
Step 500
500
#4C8FC7
oklch(63% 0.109 245.9)
-
Step 600
600
#2B79B3
oklch(55.6% 0.117 245)
-
Step 700
700
#1D659A
oklch(49% 0.109 245.5)
-
Step 800
800
#1B537D
oklch(42.7% 0.09 245.2)
-
Step 900
900
#1D4565
oklch(37.8% 0.071 245.5)
-
Step 950
950
#12283B
oklch(26.9% 0.045 246.6)
#70A3CF 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) | #91A3D1 | 0.040 |
| Deuteranopia (no green cones) | #849ACE | 0.032 |
| Tritanopia (no blue cones) | #47ADB2 | 0.070 |
| Achromatopsia (no color) | #9E9E9E | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70A3CF
#70A3CF
oklch(69.7% 0.085 245.5)
- #C29364
#C29364
oklch(69.7% 0.085 65.7)
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 #70A3CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.038
- Bluegrey #85A3B2 ΔE 0.048
- Bluey Grey #89A0B0 ΔE 0.050
- Cool Gray #8D99AE ΔE 0.055
- Cool Steel #97A7B3 ΔE 0.064
- Faded Blue #658CBB ΔE 0.067
- Cornflower Blue #6495ED ΔE 0.068
- Silver Lake Blue #778DA9 ΔE 0.071
Use #70A3CF 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.