#70819B
Closest named color: Slate Gray (#708090). oklch(59.9% 0.045 258.8), rgb(112, 129, 155).
Aa
Black text reads best on this color (5.30:1).
About this color
#70819B is a medium-dark, muted blue. In OKLCH its lightness is 60%, its chroma 0.045 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Gray (#708090), ΔE 0.017 away. Black text reads best on it, at 5.30:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Slate Gray (#708090) |
| Black text | 5.30:1 |
| White text | 3.96:1 |
Values
| HEX | #70819B |
| RGB | rgb(112, 129, 155) |
| HSL | hsl(216, 18%, 52%) |
| OKLCH | oklch(59.9% 0.045 258.8) |
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 #70819B | 3.96:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #70819B | 5.30:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #70819B text on white | 3.96:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #70819B text on black | 5.30:1 | AA | Lc -34.7 | Non-text elements, placeholder 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 500.
-
Step 50
50
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4D9E1
oklch(88.4% 0.012 259.8)
-
Step 300
300
#B8C1CF
oklch(80.8% 0.022 259.2)
-
Step 400
400
#94A2B7
oklch(70.8% 0.035 258.4)
-
Step 500
500 (this color)
#70819B
oklch(59.9% 0.045 258.8)
-
Step 600
600
#627490
oklch(55.5% 0.049 259.1)
-
Step 700
700
#51627B
oklch(49.2% 0.045 257.9)
-
Step 800
800
#435064
oklch(42.8% 0.037 258.9)
-
Step 900
900
#384251
oklch(37.6% 0.029 258.4)
-
Step 950
950
#212730
oklch(27.1% 0.019 258.4)
#70819B 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) | #78829C | 0.012 |
| Deuteranopia (no green cones) | #747E9A | 0.009 |
| Tritanopia (no blue cones) | #64868A | 0.038 |
| Achromatopsia (no color) | #808080 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70819B
#70819B
oklch(59.9% 0.045 258.8)
- #8F7D62
#8F7D62
oklch(59.9% 0.045 77.8)
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 #70819B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Gray #708090 ΔE 0.017
- Steel #738595 ΔE 0.018
- Lavender Gray #7E7F9A ΔE 0.020
- Light Slate Gray #778899 ΔE 0.024
- Steel Grey #6F828A ΔE 0.028
- Grey Blue #647D8E ΔE 0.028
- Battleship Grey #6B7C85 ΔE 0.035
- Blue Grey #758DA3 ΔE 0.035
Use #70819B 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.