#70A3CB
Closest named color: Greyblue (#77A1B5). oklch(69.5% 0.08 242.9), rgb(112, 163, 203).
Aa
Black text reads best on this color (7.79:1).
About this color
#70A3CB is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.080 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.032 away. Black text reads best on it, at 7.79:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.79:1 |
| White text | 2.69:1 |
Values
| HEX | #70A3CB |
| RGB | rgb(112, 163, 203) |
| HSL | hsl(206, 47%, 62%) |
| OKLCH | oklch(69.5% 0.08 242.9) |
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 #70A3CB | 2.69:1 | Fails | Lc -57.4 | Large or bold text, headings |
| Black text on #70A3CB | 7.79:1 | AAA | Lc 51.8 | Large or bold text, headings |
| #70A3CB text on white | 2.69:1 | Fails | Lc 52.2 | Large or bold text, headings |
| #70A3CB text on black | 7.79:1 | AAA | Lc -49.6 | 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
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEA
oklch(88.5% 0.027 241.2)
-
Step 300
300
#A5C5DF
oklch(80.9% 0.05 242.9)
-
Step 400
400 (this color)
#70A3CB
oklch(69.5% 0.08 242.9)
-
Step 500
500
#4D90C2
oklch(63% 0.102 242.9)
-
Step 600
600
#2C7AAF
oklch(55.7% 0.111 242.6)
-
Step 700
700
#1E6696
oklch(49% 0.103 242.9)
-
Step 800
800
#1C537A
oklch(42.6% 0.086 243.6)
-
Step 900
900
#1D4562
oklch(37.6% 0.067 242.9)
-
Step 950
950
#122939
oklch(27% 0.042 241)
#70A3CB 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) | #92A3CD | 0.041 |
| Deuteranopia (no green cones) | #8699CA | 0.035 |
| Tritanopia (no blue cones) | #4AADB0 | 0.067 |
| Achromatopsia (no color) | #9D9D9D | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70A3CB
#70A3CB
oklch(69.5% 0.08 242.9)
- #C19268
#C19268
oklch(69.5% 0.08 62.7)
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 #70A3CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.032
- Bluegrey #85A3B2 ΔE 0.043
- Bluey Grey #89A0B0 ΔE 0.045
- Cool Gray #8D99AE ΔE 0.051
- Cool Steel #97A7B3 ΔE 0.061
- Faded Blue #658CBB ΔE 0.066
- Silver Lake Blue #778DA9 ΔE 0.067
- Cool Grey #95A3A6 ΔE 0.067
Use #70A3CB 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.