#7780A3
Closest named color: Lavender Gray (#7E7F9A). oklch(60.5% 0.054 273.5), rgb(119, 128, 163).
Aa
Black text reads best on this color (5.40:1).
About this color
#7780A3 is a medium-dark, muted blue. In OKLCH its lightness is 61%, its chroma 0.054 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.016 away. Black text reads best on it, at 5.40:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.40:1 |
| White text | 3.88:1 |
Values
| HEX | #7780A3 |
| RGB | rgb(119, 128, 163) |
| HSL | hsl(228, 19%, 55%) |
| OKLCH | oklch(60.5% 0.054 273.5) |
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 #7780A3 | 3.88:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #7780A3 | 5.40:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #7780A3 text on white | 3.88:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #7780A3 text on black | 5.40:1 | AA | Lc -35.3 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D6D9E3
oklch(88.6% 0.014 272.7)
-
Step 300
300
#BBC0D2
oklch(80.9% 0.026 273.4)
-
Step 400
400
#989FBC
oklch(70.7% 0.043 274.6)
-
Step 500
500 (this color)
#7780A3
oklch(60.5% 0.054 273.5)
-
Step 600
600
#687196
oklch(55.5% 0.059 273.8)
-
Step 700
700
#565F80
oklch(49.1% 0.054 272.5)
-
Step 800
800
#474D68
oklch(42.6% 0.046 274.6)
-
Step 900
900
#3B4055
oklch(37.6% 0.037 274.1)
-
Step 950
950
#232632
oklch(27.1% 0.023 273.8)
#7780A3 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) | #7683A5 | 0.008 |
| Deuteranopia (no green cones) | #7380A2 | 0.006 |
| Tritanopia (no blue cones) | #6C878C | 0.049 |
| Achromatopsia (no color) | #818181 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7780A3
#7780A3
oklch(60.5% 0.054 273.5)
- #8D825C
#8D825C
oklch(60.7% 0.055 93.9)
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 #7780A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.016
- Steel #738595 ΔE 0.030
- Light Slate Gray #778899 ΔE 0.032
- Slate Gray #708090 ΔE 0.032
- Silver Lake Blue #778DA9 ΔE 0.036
- Blue Grey #758DA3 ΔE 0.037
- Dusty Blue #5A86AD ΔE 0.038
- Off Blue #5684AE ΔE 0.042
Use #7780A3 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.